Australian Jessica Ennis says she wo n't leave Olympic Stadium until it is time to compete . is that I 've performed consistently over the past few years and always been in the medals . '' The UK team wants her first trip to provide her with extra adrenalin to help her win medals . Ennis won gold at the World Championships in 2010 but had to settle for silver in 2011 . The London Games will be her first Olympics after injury forced her to miss Beijing in 2008 .
Australian Jessica Ennis says she wo n't leave Olympic Stadium until it is time to compete . The UK team wants her first trip to provide her with extra adrenalin to help her win medals . Ennis won gold at the World Championships in 2010 but had to settle for silver in 2011 . The London Games will be her first Olympics after injury forced her to miss Beijing in 2008 .