After crushing Brock Lesnar, Alistair Overeem was seemingly on top of the world. He was the No. 1 heavyweight contender and had a fight already lined up against the champion Junior dos Santos at UFC 146.

After failing his pre-fight drug test, his dream of becoming the UFC heavyweight champion of the world is in jeopardy.!/jeffersonlives/status/187644324106878978!/fedessadb/status/187646047743508481!/wowshow/status/187644737895936000!/SeeMeDaggie/status/187645495596953600

Stay tuned to for the latest developments in this story.