PESHAWAR - At least two children were killed and ten others sustained serious bullet injuries when enthusiastic youngsters triggered aerial firing to celebrate the victory of national cricket team here in the scattered areas on late Sunday night. The deceased were identified as Alisha, 5, daughter of Abdullah, resident of Ahoonabad, and nine-year-old Aisha, a resident of Bahadar Kalay. The injured were shifted to Lady Reading Hospital. Police have registered an FIR and started investigation.