A teenaged boy was killed in an explosion in Tangdhar area near the Line of Control in Kuwpara district of Jammu and Kashmir today,police said. Fourteen-year-old Ikhlaq Ahmad Lone died instantly when a shell exploded while he was working in his farm in Hajinar village in Tangdhar area,148-km from,here,they said. Many people have died in areas close to the LoC due to explosion of shells left over during cross-border shelling before India and Pakistan agreed to a ceasefire in November 2003.