Milestones

DIED

Chen Xitong, 82, mayor of Beijing during the 1989 Tiananmen Square massacre, who supported the violent crackdown on the student-led protests. He was later jailed on corruption charges.

FINED

SeaWorld Orlando, by the Occupational Safety and Health Administration for the second time since 2010, after failing to keep its trainers a safe distance from killer whales.

JOINED

Twitter, by former Secretary of State Hillary Clinton. In her first tweet she credited the creators of the satirical Texts From Hillary site with inspiring her to sign up.

RESIGNED

Christine Day, as CEO of Lululemon, effective by year’s end. Day came under fire in March after the sportswear firm’s costly recall of yoga pants that were deemed too transparent.

DIED

Richard Ramirez, 53, a serial killer known as the Night Stalker; he was convicted of 13 Los Angeles–area murders during the mid-1980s.

UNVEILED

By Apple at the Worldwide Developers Conference, iOS 7; the tech giant’s latest mobile operating system marks the most significant redesign of iOS since the iPhone debuted in 2007.