After his loss last night to Alistair Overeem Brock Lesnar officially announced his retirement in the sport of UFC. He will no longer be fighting in the octagon and promised this was his final fight. Remember that Brock Lesnar came from no previous experience in the UFC and whooped a lot of ass. Hats off to Lesnar for sticking around so long even after the tough couple of years he’s had. Here’s the video.