Guo's gold hopes enhanced by IOC changes to events

For Guo Shuang it was almost business as usual as she put on her red suit, helmet and goggles for her daily 2 1/2-hour training session.

The only difference for the 2008 Olympic bronze medalist when she hit Beijing's Laoshan velodrome yesterday was the fact that her chances of winning gold at the 2012 Games in London had ben substantially increased.