It won’t be the first time an entertainer has gone the name-your-own-price direction, but it probably will be a first in MMA. Recent UFC welterweight title challenger Nick Diaz is trying his hand at running his own promotion. WAR MMA holds its first event Saturday at Stockton Arena in Diaz’s home city of Stockton, Calif. But what will be unique about the venture is that fans not in attendance can purchase an online stream of the event – for a price they set themselves. Or for nothing at all.