KHANEWAL - A child and his father sustained severe burns after unknown men threw acid on them here in Khanewal. Unidentified men entered their house and threw acid on the-five year-old. The boy named Irfan and his father identified as Iqbal were shifted to District Headquarters (DHQ) Hospital Khanewal. The condition of the child is said to be critical. Both were referred to Multan’s Nishtar Hospital.–INP