Girl, 15, given radiation overdose LUCIE CHRISTIE AN INVESTIGATION is under way at a top cancer hospital today after a teenage patient was given a massive overdose of radiation up to 17 times during treatment. Lisa Norris, 15, was given the overdoses at the Beatson Oncology Centre in Glasgow, where she was treated for a brain tumour. The hospital has blamed human error for the overdoses. The effects of the overdoses are not yet known, but the parents of the teenager from Girvan in Ayrshire said doctors had warned that the extra radiation could prove fatal. Staff at the hospital...