 Sports Now on WBZ Newsradio. Good news for green teamers as the Celtics confirm big man Chris Stapp's poor Zingas underwent successful surgery to repair his rare leg injury. The timetable for his return to the court according to a team release now expected to be five to six months, by which time new draft pick Bailey Shireman could be clad in green. The defending champ selected the sharpshooter out of Creighton with the 30th overall pick in the draft last night, and he wasted no time introducing himself on X.