According to media reports , Russian police said they have opened a murder investigation into the death of a woman after falling from the ninth floor of a block of flats in St Petersburg while having sex.
Witnesses told local media that the partially clothed man then got up and went back to rejoin the party.
Police were called, and when they arrived the revellers allegedly threw a mop out of the windows at them.
Initial reports suggested the woman had been killed by the falling...