In 2007 I think, a men's high hurdler got sick and the alternate had 24 hours to get to Osaka and race. David Payne I think. Not only did he make it but he medaled. So yeah, the alternates are on standby and head over when called up.
In 2007 I think, a men's high hurdler got sick and the alternate had 24 hours to get to Osaka and race. David Payne I think. Not only did he make it but he medaled. So yeah, the alternates are on standby and head over when called up.