Jammu : In yet another ceasefire violation along the LoC, four BSF personnel were on Tuesday injured in Jammu and Kashmir's Poonch district when Pakistani forces allegedly opened fire from across the border while a group of armed militants sneaked into the Indian side through Kana Chak area.

BSF posts in K P Nallah area in Samzian belt of Poonch came under firing and mortar attacks early on Tuesday, BSF officials told PTI, adding there was nor retaliatory fire. The firing came from Pakistan NCCP post resulting in the injury to four BSF personnel including a sub-inspector and an assistant sub-inspector.

In another incident along International Border in Jammu frontier, a group of armed militants sneaked into Indian territory under cover of firing from the Pakistani side, following which a massive operation was launched by BSF. "A group of three to four militants have infiltrated into the state through Kana Chak border after cutting the fence and under the cover of firing from the Pakistan side around 0145 hours", BSF DIG S Sagwan said.

"The BSF, army and police personnel have cordoned off the entire belt and tracker dogs have been pressed into the operation," Sagwan told PTI. Giving details, he said a group of 20-30 unidentified ultras took positions close to the International Border on the Pakistan side and opened indiscriminate firing on border patrol parties around 12.30 am.

Asked whether Pakistan troops were involved in the firing, he said their involvement cannot be ruled out. "We are looking into all aspects of the incident." The ultras infiltrated through the Layliyal border outpost by cutting a three-tier fence, he said, adding some arms and ammunition were recovered from the area.