Real-Life Robocops

CHINA

The AnBot that patrols Henan’s Zhengzhou East Railway Station can monitor air quality, detect emergencies like fires and use facial-recognition technology to follow potential criminals.

DEMOCRATIC REPUBLIC OF CONGO

These 8-ft.-tall solar-powered machines help police direct traffic in the capital of Kinshasa.

U.S.

This “bomb robot,” which touts an explosive device on its arm, was used by Dallas police in 2016 to kill a gunman suspected of fatally shooting five officers.