Jammu, June 30 (IANS) Pakistan Army violated ceasefire and resorted to unprovoked shelling and firing on Friday on the Line of Control (LoC) in Poonch district.Defence Ministry sources said the Pakistan Army used small arms, mortars and automatics to fire at Indian positions in Bhimber Gali area in Jammu and Kashmir."The shelling and firing started at 4.15 a.m. The Indian Army is strongly and effectively responding to Pakistan," the defence sources said Two Indian soldiers were injured on Thursday in Pakistan firing.