KIRKUK, Iraq, Nov 6, (APP/AFP) – Suicide bombings claimed by the Islamic State group killed at least 25 people and wounded more than 50 in two cities north of Baghdad on Sunday, officials said. One bomber detonated an explosives-rigged vehicle at the southern entrance to Tikrit, while another other blew up an ambulance at a car park in Samarra, possibly in concert with a third bomber. The Tikrit attack killed at least 15 people and wounded at least 33, while at least 10 died and at least 25 were wounded in Samarra, security and medical officials said. Iranian pilgrims were among the victims in Samarra, which is home to a major Shiite shrine that was bombed in 2006, setting off a wave of brutal