Question: are nick and nate diaz brothers?
Answer: Nickolas Robert "Nick" Diaz (born August 2, 1983) is an American mixed martial artist, and the older brother of Nate Diaz. Since the beginning of his career in 2001, Diaz has competed in UFC, PRIDE, Strikeforce, EliteXC, World Extreme Cagefighting (WEC), DREAM, and Shooto.