At least 115 people, including three children, were killed in Friday’s terrorist attack on an event centre near Moscow, authorities said on Saturday as the first arrests of suspected perpetrators were made. The figure jumped from morning reports of 93 fatalities. While clearing away the rubble in the Crocus City Hall’s concert area, emergency services found more bodies, the Moscow Investigative Committee wrote on Telegram. Several people died in hospital from their injuries, including the three children, according to the Moscow region health ministry. As hospitals also took in scores of injure…