Two policemen were killed at Srinagar’s Shri Maharaja Singh Hospital Tuesday after militants opened fire on a police team accompanying detainees from Srinagar’s Central Jail to the hospital for a medical check up, police said. A top Lashkar-e-Toiba (LeT) militant commander Naveed Jat alias Abu Hanzulla escaped from police custody during the attack. Director General, Jammu and Kashmir Police, SP Vaid told The Indian Express: “At least two or three militants were involved in the incident. We are maintaining high alert and we will go after them till we neutralise them.” The police officers killed were identified as Head Constable Mushtaq Ahmad from Kupwara in North Kashmir and Constable Babar Ahmad from Anantnag in the South. Jat, a resident of Chak…