The Hizbul Mujahedeen militant group claims responsibility and warns of further attacks . The attack comes a month after the execution in India of a Kashmir militant who led an attack on the nation 's parliament in 2001 . A Pakistani Taliban spokesman says the attack was carried out by a "splinter group" from its ranks. Tensions have grown in Kashmir since the execution in India of a militant from the province . Kashmir has been the scene of separatist violence for years .
The Hizbul Mujahedeen militant group claims responsibility and warns of further attacks . A Pakistani Taliban spokesman says the attack was carried out by a "splinter group" from its ranks. Tensions have grown in Kashmir since the execution in India of a militant from the province . Kashmir has been the scene of separatist violence for years .