Conor McGregor (R) punches Nate Diaz during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. Rey Del Rio/Getty Images/AFP
Nate Diaz punches Conor McGregor during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. Rey Del Rio/Getty Images/AFP
Nate Diaz punches Conor McGregor during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. Rey Del Rio/Getty Images/AFP
Conor McGregor (L) kicks Nate Diaz during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. Rey Del Rio/Getty Images/AFP
Conor McGregor (L) punches Nate Diaz during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. Rey Del Rio/Getty Images/AFP
Conor McGregor punches Nate Diaz during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. Rey Del Rio/Getty Images/AFP
Nate Diaz (L) punches Conor McGregor during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. Rey Del Rio/Getty Images/AFP
Nate Diaz punches Conor McGregor during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. Rey Del Rio/Getty Images/AFP
Nate Diaz punches Conor McGregor during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. Rey Del Rio/Getty Images/AFP
Nate Diaz applies a choke hold to win by submission against Conor McGregor during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. Rey Del Rio/Getty Images/AFP
Conor McGregor recovers shortly after a second round-submission to Nate Diaz during their UFC 196 welterweight mixed martial arts match, Saturday, March 5, 2016, in Las Vegas. (AP Photo/Eric Jamison)
Nate Diaz, left, celebrates his second -ound submission victory over Conor McGregor during their UFC 196 welterweight mixed martial arts match Saturday, March 5, 2016, in Las Vegas. (AP Photo/Eric Jamison)