Did Robert Williams have too much fun at Buffalo Wild Wings on Thursday night? The Celtics had a conference call scheduled 11 a.m. ET on Friday to introduce the Texas A&M big man to the media after Boston took him No. 27 overall in the 2018 NBA Draft. Minutes before that call, however, the team announced it was postponing the call — because it couldn’t get a hold of Williams. The C’s didn’t provide any further details, but Williams’ last known whereabouts were a B-Dubs in Shreveport, L.A. So, NBA Twitter used its imagination. The team is insisting Williams’ conference call no-show was just a simple mi... NESN.com