NEW DELHI: Terrorists fired upon a CRPF party on Tuesday, killing a paramilitary trooper in Bijbehara area of south Kashmir ’s Anantnag district.The attackers also lobbed a grenade on the security personnel, but it didn’t explode and was later defused by the bomb disposal squad in Sangam area, said a senior police officer. Soon after the attack, security forces launched a search operation in the area to trace the perpetrators, a senior police officer said.