May Day mayhem in Turkey – CNN's Ivan Watson says this picture shows one of at least half a dozen people detained by Turkish police in Istanbul's Besiktas neighborhood. "Some protesters have been throwing rocks and bottles and shooting fireworks at police, who respond with plastic pellets, water cannons and copious amounts of tear gas," he says.
May Day mayhem in Turkey – Police charge along the streets. "The sad thing is, in 2012 the Turkish government allowed labor unions and leftist parties to hold a rally in Istanbul's Taksim Square," says Watson. "That was a peaceful May Day attended by tens of thousands. For the last two years, the state has banned rallies there and the result has been violence, riots and police crackdown."
May Day mayhem in Turkey – "Another protester is detained by the police. The governor's office justified the protest ban, arguing that May Day rallies would hurt Istanbul's image as a tourist destination," he says.
May Day mayhem in Turkey – Watson: "Turkish police stop everyone except journalists and foreign tourists from passing the barriers into Istanbul's Talimhane."
May Day mayhem in Turkey – "Taksim Square is almost deserted, with the exception of police and barriers," he says. "The police block civilians from entry."