Turkish police fire tear gas in central Istanbul on May Day protesters

Turkish police fired tear gas as clashes broke out on Sunday with dozens of protesters, several hundred of whom were trying to get to Istanbul's main Taksim square where celebrations have been banned on May Day.

Several people were being put inside a police bus, CNN Turk footage showed.

Authorities have agreed with some unions to mark the day in a designated area in Bakirkoy district nearby the airport.