Security officers detain a protester as one of them sprays pepper gas in Istanbul, Turkey, Thursday, May 1, 2014. Clashes erupted between May Day demonstrators and riot police as crowds determined to ... more 
Security officers detain a protester as one of them sprays pepper gas in Istanbul, Turkey, Thursday, May 1, 2014. Clashes erupted between May Day demonstrators and riot police as crowds determined to defy a government ban tried to march to the city's iconic Taksim Square. Security forces pushed back demonstrators with water cannons and tear gas. (AP Photo/Emrah Gurel) less 
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Associated Press | Photo By Emrah Gurel
Thu, May 1, 2014 1:06 PM EDT