Sometimes losses are the best thing that can happen to a fighter. Nkazimulo Zulu puts his bout with Hiromasa Ogikubo on episode No. 2 of “The Ultimate Fighter 24: Tournament of Champions” in that category. Wrestling was the backbreaker for Zulu (7-2-1 MMA, 0-0 UFC) in the contest, which he lost by second-round submission due to a rear-naked choke. Ranked No. 12 in the 16-man single elimination tournament to crown the next challenger to UFC flyweight champion Demetrious Johnson, and Zulu, the 125-pound titleholder of South Africa’s Extreme Fighting Championship, ran into an aspect of his opponent’s game that was simply superior