MADRID (Reuters) - A former drummer for 1970s Swedish pop group ABBA, Ola Brunkert, has been found dead after an apparent accident in his house in Mallorca, Spanish police said on Monday. Brunkert bled to death from a throat wound which police suspect was caused after he accidentally smashed a pane of glass, a spokeswoman for the Civil Guard police said, adding that authorities were awaiting the result of an autopsy.