Gun Control Australia spokesman John Crook said it was a new low for the athletes …

“It’s a disgrace to the Olympic swimming team,’’ Mr Crook said.

“I doubt they have the moral sensitivity to be concerned about human suffering.”…

“We think it’s foolish and inappropriate and we are awaiting an investigation by Swimming Australia. Then we’ll look at it,” AOC chef de mission for the Games Nick Green said last night.

“This incident serves as a warning to all athletes on the 2012 team about the dangers of social media.