Pictures of the Week: May 16 - May 23

May 20, 2014. Riot police use batons on a rioting University of Nairobi student in Kenya's capital Nairobi.

May 21, 2014. A girl designated to assist with transferring the National 9/11 Flag, donated by New York Says Thank You Foundation, holds it aloft on the grounds of the 9/11 Memorial Plaza before donating it to the National September 11 Memorial Museum in New York.

May 18, 2014. People mourn their relatives at the cemetery where some of the 301 people killed after an explosion and fire in a coal mine were buried, at Soma in Manisa, Turkey.

May 19, 2014. A cross is seen in flood waters at a cemetery during heavy floods in the village of Vojskova.

May 16, 2014. Mourners attend the funeral of Elena Ott, 42, in Starovarvarovka, Ukraine. Ott was killed two days prior when the car she was riding in was fired on by forces her family believes to be the Ukrainian military.

May 17, 2014. A racing fan heads to the track before the 139th Preakness Stakes horse race at Pimlico Race Course in Baltimore.

May 19, 2014. Egyptian defendants react in a cage on a court of their trial over violence during 2013 clashes in the Sidi Gaber neighborhood of Alexandria, Egypt.

May 16, 2014. A military navy student enters the building of the naval academy in Odessa, Ukraine.

May 16, 2014. Mourners fill in the grave of Elena Ott, 42, in Starovarvarovka, Ukraine. Ott was killed two days prior when the car she was riding in was fired on by forces her family believes to be the Ukrainian military.

May 17, 2014. BJP leader Narendra Modi (top left) speaks to supporters after performing the Hindu Ganga Puja prayer ritual at the Dashaswamadeh Ghat on the Holy River Ganges the day after his election victory in Varanasi, India.

May 17, 2014. Rescue workers search an air force plane crash site near Nadee village, in Xiang Khouang province in the north of the country.

May 19, 2014. Israeli soldiers of the Ultra-Orthodox battalion "Netzah Yehuda" take part in their annual unit training in the Israeli annexed Golan Heights, near the Syrian border.

May 17, 2014. The peloton in action during the eighth stage of the 2014 Giro d'Italia, a 179km medium mountain stage between Foligno and Montecopiolo in Folignano, Italy.

May 18, 2014. A view through a sniper's rifle from a pro-Russian checkpoint blocking the major highway which links Kharkiv, outside Slovyansk, eastern Ukraine.

May 18, 2014. The interior of the destroyed City Hall building, which was until recently occupied by pro-Russian activists, in Mariupol, Ukraine.

May 18, 2014. Contestants at a bridal contest wait backstage in Donetsk, Ukraine. A week before presidential elections are scheduled, questions remain whether the eastern regions of Donetsk and Luhansk are stable enough to administer the vote.

May 18, 2014. Ukrainian soccer fans light flares on a bridge across the Dnieper River in Kiev.

May 18, 2014. An Ultra Orthodox Jewish man stands near a bonfire in the neighborhood of Mea Shearim in Jerusalem, Israel during the commemoration the holy day of Lag Ba'Omer.

May 19, 2014. Residents try to pull a man out from under rubble at a site hit by what activists said was a Scud missile from forces loyal to Syria's President Bashar al-Assad, in the town of Mareh in the countryside north of Aleppo.

May 19, 2014. A long exposure shows lightning in the sky with reflection in the water on the floor of a building under construction during an evening thunderstorm in the Haitian capital Port-au-Prince.

May 19, 2014. A man is reflected in a bus windscreen as he walks past the columns of the Bank of England on a sunny morning in the City of London.

May 19, 2014. Beach goers watch the detonation of a 500 pound British bomb on the beach in Wassenaar, Netherlands. The bomb was dropped by the British allied forces during the second world war over nearby Leiden where it was found on a building site.

May 19, 2014. Prince Harry walks between graves at the Commonwealth War Graves Commission Cassino War Cemetery and Memorial on in Cassino, Italy.

May 19, 2014. A new recruit checks his haircut at a training camp for the Donbass Battalion, a pro-Ukrainian militia in Dnipropetrovsk Region, Ukraine.

May 19, 2014. A relative lays flowers in honor of the 32 chlidren burnt to death inside a school bus in Fundacion, department of Magdalena, Colombia.

May 19, 2014. A man walks through a field of maize, planted under a film of biodegradable plastic which raises the soil temperature at the start of the season, near the city of Londonderry.

May 19, 2014. Cacti are displayed in the Great Pavilion at the 2014 Chelsea Flower Show at Royal Hospital Chelsea in London, England.

May 19, 2014. A toy is pictured in the flooded town of Obrenovac, southwest of Belgrade.

May 19, 2014. A man waits to be rescued from his house during heavy floods in Vojskova More than a quarter of Bosnia's four million people have been affected by the worst floods to hit the Balkans in more than a century, the government said on Monday.

May 20, 2014. Malawians start voting after polling was delayed by several hours at a voting station in Blantyre central district during the general elections in Blantyre.

May 20, 2014. Hindu nationalist Narendra Modi, the prime ministerial candidate for India's Bharatiya Janata Party (BJP), bows down in respect at the steps of the parliament house upon his arrival to attend the BJP parliamentary party meeting in New Delhi.

May 20, 2014. A woman hugs the body of her husband Mushtaq Ahmad Mir, an Indian Army soldier, during his funeral procession in Qazipora.

May 20, 2014. A Ukrainian coal miner wears his goggles after finishing his shift at a coal mine outside Donetsk, Ukraine.

May 20, 2014. A riot policeman uses a baton to hit a rioting University of Nairobi student protesting against the planned hiking of fees and lowering of maximum loans awarded to students by the Higher Education Loans Board in Kenya's capital Nairobi.

May 20, 2014. A picture taken from a security video shows a knife-wielding attacker going on a rampage at a Chinese primary school in Macheng, central China's province of Hubei, wounding eight schoolchildren with one seriously hurt.

May 20, 2014. Spanish bullfighter Jimenez Fortes, top second left, kills a Los Chospes ranch fighting bull after being tossed by the bull during a bullfight at Las Ventas bullring in Madrid, Spain.

May 20, 2014. North Korean leader Kim Jong Un (C) accompanied by his wife Ri Sol Ju (centre L) applaud as they attend an art performance by the Moranbong Band at the House of Culture in Pyongyang.

May 19, 2014. A visitor looks through the glass of a greenhouse on a stand at the 2014 Chelsea Flower Show at Royal Hospital Chelsea in London, England.

May 20, 2014. Frank Campanaro votes at the Greek Orthodox Church voting center on primary election day in Philadelphia.

May 20, 2014. Visitors look at a view of the city skyline from the rooftop pool of the Marina Bay Sands resort hotel in Singapore.

May 20, 2014. A woman wades into the sea at Ghajn Tuffieha (Apple's Eye) Bay on the northwest coast of Malta.

May 19, 2014. An American flag and a rose are viewed in a name along the reflecting pool at the ground zero memorial site after authorities recently took down gates and opened the plaza to the public in New York City.

May 21, 2014. The National 9/11 Flag is furled by New York City firemen during a ceremony marking the opening of the 9/11 Memorial Museum in New York. After the ceremony the flag was transferred into the museum's permanent collection.

May 20, 2014. Police recruits from departments around New Jersey sit in the Ocean Grove Auditorium for the annual statewide law enforcement memorial service to remember those who lost their lives in the line of duty, in Neptune Township, N.J.

May 20, 2014. Students of the Krasnoyarsk choreographic college prepare backstage before a dress rehearsal of a performance by graduates of the college at the State Theatre of Opera and Ballet in Russia's Siberian city of Krasnoyarsk.

May 21, 2014. Athletes compete in the men's 3000m steeplechase at the 2014 IAAF World Challenge Beijing held at China's National Stadium in Beijing.

May 21, 2014. A security guard watches as Russia's Elena Slesarenko, front, makes an attempt at the women's high jump during the 2014 IAAF World Challenge Beijing held at China's National Stadium in Beijing.

May 21, 2014. One of China's two pandas, eight-year-old Feng Yi (female) looks out from its cage upon its arrival at the Kuala Lumpur International Airport.

May 21, 2014. A man walks past a house tilted by floods in the town of Valjevo, southwest from Belgrade.

May 21, 2014. A member of the Donbass Battalion, a pro-Ukraine militia, secures the lobby during a meeting with the local mayor to ensure the integrity of the upcoming presidential election in Dobropillya, Ukraine.

May 21, 2014. Malawian Electoral Commission workers and officers sit near the polling booths as voting procedures are repeated in Ndirande after polling was disrupted yesterday in Blantyre.

May 21, 2014. Workers from Haiti's Ministry of Public Health and Population spray chemicals to exterminate mosquitoes in a neighborhood of Petion Ville in Port-au-Prince.

May 21, 2014. Russian President Vladimir Putin (R) leaves after being greeted by Chinese President Xi Jinping before the opening ceremony at the Expo Center at the fourth Conference on Interaction and Confidence Building Measures in Asia (CICA) summit in Shanghai.

May 22, 2014. A worker at the Israeli President's Residence holds the flag of Vatican City in preparations for Pope Francis' visit to Jerusalem, Israel.

May 21, 2014. A Palestinian family harvests corn to sell it at a market in Beit Lahia in the northern Gaza Strip.

May 22, 2014. Thai soldiers stand guard during a coup at the Army Club where Thailand's army chief held a meeting with all rival factions in central Bangkok.

May 22, 2014. Riot police use water cannons and teargas to disperse people who were protesting the Soma mine disaster that killed 301 miners, in Istanbul, Turkey.

May 22, 2014. A boy gestures in front of a barricade on fire during a protest after French troops opened fire at protesters blocking a road in Bambari, Central African Republic.

May 23, 2014. An Afghanistan National Army (ANA) soldier fires his weapon at the site of a clash between insurgents and security forces at the Indian Consulate in Herat, Afghanistan.

May 22, 2014. An Al-Jazeera channel's journalist stands inside the defendants cage with his colleagues during their trial for allegedly supporting the Muslim Brotherhood at Cairo's Tora prison, Egypt.

May 22, 2014. Bosnian workers inspect the damage on heavy machinery after devastating flooding at a coal mine in the village of Sikulje near the Bosnian town of Lukavac.

May 23, 2014. A cemetery at the entrance of the town of Bosanski Samac, in the northern part of Bosnia and Herzegovina, some 250 kilometers from the Bosnian capital Sarajevo, is still under flood water.

May 22, 2014. A member of the Third U.S. Infantry Regiment (The Old Guard) salutes in front of a grave during a "Flags-In" ceremony at Arlington National Cemetery in Washington.