Clashes erupted between protesters and police outside Istanbul's municipal building on Saturday evening, as supporters of Istanbul's mayor Ekrem Imamoglu continued protesting for the fourth day after arrest of the mayor on charges of corruption and terrorism. Footage shows protesters marching toward the municipal building while holding flares and clashing with police, who have fired tear gas and water cannons to dispraise them. According to the Turkish Interior Ministry, authorities detained 343 people during overnight protests in several cities against the arrest of Istanbul Mayor Ekrem Imamoglu.