Protesters burn a barricade at the entrance to a shopping mall during riots in Norrköping, Sweden, on Sunday. STOCKHOLM, SWEDEN (Reuters) –– Three people in the Swedish city of Norrkoping needed medical attention after police bullets hit them during clashes between authorities and protesters over Koran burnings, which sparked riots in several cities across the country. during the Easter weekend. In some places, counter-protesters attacked police ahead of planned far-right demonstrations. Prime Minister Magdalena Andersson rejected the violence. “It appears that three people were hit by ricochets and are now receiving hospital care. The three injured have been arrested on suspicion of a crime,” police said in an online statement. And she added that none of the injuries are life-threatening. Riot police pass a barricade to enter a shopping center during the incidents in Norrköping on Sunday. Police said the situation in Norrköping was calm on Sunday night. Authorities and protesters have had serious clashes in recent days, in which several police officers were injured and several vehicles were set on fire. Police arrest a protester. The violence began on Thursday after a demonstration organized by Rasmus Paludan, leader of the Danish far-right Hard Line political party. Paludan, who had permission for a series of demonstrations in Sweden over the Easter weekend, is known for burning the Koran.