Dana White: The problem with McGregor vs. Diaz 3 is ‘Diaz is a 170 pounder’

Conor McGregor and Nate Diaz were never supposed to fight each other (at least not this year), but when Rafael dos Anjos pulled out of UFC 196, it got the ball rolling for a tremendous rivalry between the UFC’s current lightweight champion and the longtime lightweight contender. Diaz submitted McGregor in March, but then McGregor evened things at 1-1 with a thrilling majority decision win at UFC 202. Both fights took place at 170 pounds, where McGregor had previously never competed prior to this year, and where Diaz had only fought 4 times from 2010-2011.

UFC president Dana White has frequently shut down talk of these two fighting each other for a 3rd time, and he did so again while speaking…