A man runs through smoke of tear gas fired up by riot police in Istanbul, Turkey, Friday, May 31, 2013. Riot police used tear gas and pressurized water to quash a peaceful demonstration by hundreds of... more 
A man runs through smoke of tear gas fired up by riot police in Istanbul, Turkey, Friday, May 31, 2013. Riot police used tear gas and pressurized water to quash a peaceful demonstration by hundreds of people staging a sit-in to try to prevent the demolition of trees at an Istanbul park. (AP Photo) less 
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Associated Press
Fri, May 31, 2013 6:55 AM EDT