Most likely one of Barney Frank’s ex boyfriends. Didn’t Barney appear on the floor of congress with similar welts and bruises on his face? Wasn’t one of Barney’s lovers an ex-WWF wrestling trainer.
Broken ribs and facial bones don’t usually come from falling down. It sounds more like he got body slammed by a male prostitute he stiffed. It could also be from a beat down he received by the mob for failing to deliver on services he was already paid for.