By Javed Aziz Khan in The News, July 21, 2023PESHAWAR: Four policemen were martyred and 11 others injured when two suicide bombers attacked the Bara police station and tehsil office in Khyber district on Thursday. The attack was the third in three days in the limits of Peshawar’s capital city police. Gunshots were also heard from the building in the busy Bara Bazaar before the two explosions. “The suicide bombers opened fire on the cops…