When they are executing their jobs , they may sometimes use extraordinary , even excessive , use of force . NEW : Riot police move water cannon to Ankara Square . Deputy prime minister apologizes for police brutality in initial protests . Public - sector workers join protests against Erdogan . He says the demonstrations are the work of ` ` extreme elements ''
NEW : Riot police move water cannon to Ankara Square . Deputy prime minister apologizes for police brutality in initial protests . Public - sector workers join protests against Erdogan . He says the demonstrations are the work of ` ` extreme elements ''