public ActionResult Approve(int checkpointid)
{
var checkpoint = CheckpointModel.getById(checkpointid);
RaceIntermediateModel.MergeAthletes(checkpoint.RaceId.Value);
var raceIntermediates = RaceIntermediateModel.GetRaceintermediatesForCheckpoint(checkpointid);
return Content(raceIntermediates.ToTable());
}