The Islamic State group has claimed responsibility for a suicide bombing that killed at least 56 people and injured 194 on Friday at a Shiite Muslim mosque in Pakistan's northwestern city of Peshawar.The militant group said in a statement Friday night that an Afghan bomber, identified as Julaybib Kabulia, carried out the strike against the Shiite place of worship.The bombing was the deadliest attack in Peshawar, capital of Khyber Pakhtunkhwa province, in years.Eyewitnesses and police officials have said that the attacker first fired gunshots at two police guards posted outside the mosque, k…READ FULL ARTICLE