(14 Aug 2015) Smoke was still rising on Friday at the site of two huge explosions in the warehouse district of the Chinese port of Tianjin. The two explosions late on Wednesday - one of them the equivalent of 21 tons of TNT - killed at least 50 people and injured more than 700. Find out more about AP Archive: http://www.aparchive.com/HowWeWork Twitter: / ap_archive Facebook: / aparchives Instagram: / apnews You can license this story through AP Archive: http://www.aparchive.com/metadata/you...