From 28-3 to Kevin Durant's Oklahoma City welcome to Baker Mayfield's crotch-grabbing antics, this past year saw pettiness reign supreme in the world of sports. Politics and sports have always been intertwined, but 2017 saw a sitting U.S. president wage wars against multiple superstar athletes, their fathers, and entire sports leagues. The pettiest of all his tirades was when he announced, via Twitter of course, that he was un-inviting the Warriors from the White House after Stephen Curry already said he would not attend.