Article Photos: Stinging gas sends May Day protesters fleeing 8/16

  Seattle Police officers arrest a man that threw a glass jar and hit an officer in his face shield during a May Day rally on Tuesday, May 1, 2012 in downtown Seattle. The rally turned violent when black-clad protesters smashed windows and threw objects at police. (AP Photo/seattlepi.com, Joshua Trujillo) MAGS OUT; NO SALES; SEATTLE TIMES OUT; MANDATORY CREDIT; TV OUT