A middle-aged canadian couple died in a sexual embrace at a mexican resort /after the corpulent husband suffered a heart attack in a hot tub and squashed his slender wife/authorities said on wednesday./the bodies of the couple were found on tuesday at their hotel in the carribean resort of playa del carmen where they had travelled to celebrate their daughter's wedding,/an official from the state attorney general's office said. The identities of the man and woman were not immediately made public./ Reuters