Margarito's days as champion numbered?

Moments ago Paul Williams promoter Dan Goossen contacted Boxingtalk.com to inform us that the WBO has ordered a purse-bid to take place for their welterweight champion Antonio Margarito to make the mandatory defense of his title against the undefeated mandatory challenger. Margarito's promoter Bob "The Bobfather" Arum was unavailable for immediate comment. There will be more to follow. (12:31 PM EST)