Jammu, Oct 2: Two civilians -- a 10-year-old boy and a 15-year-old girl -- were killed and 12 others injured on Monday in Pakistani shelling on the Line of Control (LoC) in Jammu and Kashmir's Poonch district. "Today at 6.30 a.m. Pakistan violated ceasefire by resorting to border firing with heavy/small weapons in Digwar and Kerni sector of Poonch," police said here. "Firing exchanges stopped from both sides at 11 a.m." While a 10-year-old boy Asrar Ahmad was killed in Kerni area, a 15-year old girl Yasmina Akhtar was killed in Digwar area of the LoC. Police said all the injured have been taken to hospital. The Indian Army retaliated effectively and strongly at both Kerni and Digwar, Defence Ministry sources said.