Jammu, Jan 8 (IANS) Hours after killing two Indian soldiers in Jammu and Kashmir by slitting their throats, Pakistani troops breached the ceasefire on the LoC again, opening heavy fire on Indian posts in Poonch district Tuesday evening, said officials. Indian soldiers returned the fire.

There were no reports of casualties yet in the firing which was on till 11.30 p.m.

Army sources said that firing on forward Indian posts in the Krishnaghati sector started at 7 p.m., adding Indian army also gave a calibrated response.

Senior Indian army commanders are reviewing the situation both in regard to the killing of two soldiers by Pakistani troops who had intruded into the Indian territory from across the Line of Control that divides Jammu and Kashmir between India and Pakistan, and also the heavy firing late evening, the sources said.

A spokesman of the Northern Command had described Pakistani action of killing of the two soldiers as "grave provocation".