Jammu, Oct 14: Three children were injured on Saturday as Pakistan shelled Indian positions on the Line of Control (LoC) in Jammu and Kashmir's Poonch district, officials said. Indian troops were retaliating. Police said Pakistan Army resorted to unprovoked, indiscriminate shelling and firing in Balakote sector of Poonch district on Saturday evening, in which the children were injured. The injured have been shifted to hospital for treatment, a police officer said. Defence ministry sources said Indian positions are retaliating effectively and strongly and firing exchanges between the two sides are still going on. Schools in areas close to the LoC in Poonch have already been closed due to Pakistan targeting of civilian facilities.