Dan Barreiro just tweeted the following:
It's not entirely clear how to interpret this, but citing a number like 99.9% suggests to me that he's implying a trade is basically done. Perhaps that is not accurate, but it seems likely.
Obviously Derrick Williams has struggled this season on the court and finding playing time, following an off-season in which the Wolves picked up his 2014-15 option. There have been persistent rumors over the last couple of weeks that the Wolves are shopping him, presumably for veteran help.
Obviously we will have more on this as developments warrant.