As You Would Expect, Dikembe Mutombo Has the Best Ice Bucket Challenge of Them All

The Ice Bucket Challenge has become so popular, the question is starting to become "Who in the sports world hasn't done it yet?"

Atlanta Hawks legend and NBA Global Ambassador Dikembe Mutombo is not part of that list, at least not anymore as of Saturday.  Mutombo posted the video on his Instagram account, and it's pretty awesome: