SAMBRIAL Indian border security forces opened unprovoked firing at Shakargarh sector near Sialkot late Sunday night, killing one civilian and injuring four others. In yet another violation of ceasefire, the Indian Border Security Force (BSF) used G2 guns and mortar shells in an hour-long heavy fire, which was then effectively responded by the Chenab Rangers. The Rangers have called for a flag meeting following the incident. This is the fourth incident of unprovoked firing by the Indian forces in the month of May. Meanwhile, Indian Army continued its exercises along Pakistan border.