Indian paramilitary personnel carry away a fallen comrade in Srinagar on Wednesday. Militants killed five Indian officers at a police training camp in Indian-controlled Kashmir province on Wednesday, police said. It was the first attack in the city of Srinagar in at least three years, CNN's sister network IBN reported. It comes a month after the execution in India of a militant from Kashmir, who led an attack on the nation's parliament in 2001, killing nine people. Since Mohammed Afzal Guru was executed, his supporters in Srinagar have demanded the return of his body, protesting with civil disobedience. Authorities in India have accused Pakistan of backing Guru's attack, which led to massive mobilization of troops by the two nuclear neighbors along their tense borders. Pakistan denied involvement. India's home secretary R.K. Singh said Wednesday he believed Srinagar attackers came from Pakistan. They "appeared ... to be not local, but from across th