Since the arrest of Istanbul's Mayor Imamoglu, thousands have gathered for rallies in the city. Among them are many young supporters demanding his immediate release: "We want everyone to see the will of the youth."

Turkey's Erdogan has vowed not to "give in to vandalism or street terrorism," as the nation's riot police clashed with demonstrators protesting over the arrest of Istanbul's mayor. p.dw.com/p/4s6FH