Athletes from around the world are flying to London to compete in the Olympic games. And, there’s already been some controversy about how they’re flying.

For example, female Olympians from Australia and Japan have been flying coach – while the guys are flying first-class.

Japan's female soccer players probably have the most to complain about. They are world champions, having won the World Cup, but are stuck in coach.

And, the men’s team, which didn’t win the World Cup, is rolling in style, flying business class. (Sky News)