James Magnussen and his teammates from the Australian men's 4x100m freestyle relay squad have admitted using a sedative banned by their national Olympic committee in a bonding session before the London Games.
Retired Australian swimming great Grant Hackett has refuted his former coach's claim that a strong sleeping pill now banned by Australia's Olympic Committee cost him a third consecutive 1,500 metres freestyle gold medal at the 2008 Beijing Games.
Australian Olympians will be forced to break from their tradition of wild partying in the athletes village after finishing their events at the 2016 Rio Games, with a strict alcohol ban to be enforced by the delegation's minders.