Matt Brown and Nate Diaz will fight at 170lbs on July 11th at UFC 189. Nate Diaz is 1-3 in his last 4 fights. With a win over Grey Maynard and losses to Rafael dos Anjos, Josh Thomson and Benson Henderson. Matt Brown is coming off of consecutive losses to Johny Hendricks and Robbie Lawler. One a former champion and the later the current champion. Both fighters are in need of a win.