However, there is still come uncertainty??? about his knee, and a further examination today should show whether surgery is needed or not.Author: Cycling NewsShareShare on FacebookShare on TwitterShare on Google PlusShare on RedditRelated ArticlesPosthuma retires after failing to secure 2013 teamDutch rider blames UCI points systemNovember 06, 2012 6:31pmRelated RidersJoost PosthumaCyclingnews New