(KUNA) -- Terror outfit Al-Mansorian has claimed responsibility for the attack on the Indian Central Reserve Police Force (CRPF) camp Wednesday in Srinagar, summer capital of Indian-administered Jammu and Kashmir. The guerrillas launched an attack on the CRPF camp in the busy Lal Chowk area in Srinagar Wednesday morning, leading Indian English News Channel CNN-IBN reported. The guerrillas also launched a grenade attack on a Srinagar hotel, injuring two civilians, the news channel reported. A fierce encounter between the guerrillas and the security forces is still on at Srinagar.Indian Security forces have sealed parts of Srinagar. The exact number of terrorists involved in the attack was not immediately known. Many civilians, including employees of some government and private offices, are trapped inside their offices as the encounter is on, the news channel said.