http://mmajunkie.com/news/20318/wec-50-play-by-play-and-live-results.mmaRound 1 - Referee Josh Rosenthal in the cage. Vazquez takes the center early. Semerzier tries to keep distance. Vazquez lands a right hand. Shortly after, he shoots in, elevates and slams Semerzier to the floor. Semerzier tries to grab the neck as he falls, but Vazquez works into a crucifix and lands several short punches. Semerzier scrambles underneath into a better defensive position, but Vazquez steps over and moves to mount. Semerzier rolls, but Vazquez moves back into mount after a choke attempt misses. Vazquez with a few big elbows that catch Rosenthal's attention. Semerzier rolls again. Semerzier struggling on the bottom getting any room to breathe. Less than two minutes. Semerzier bucking to create some room. He gets half-guard, and Vazquez stands. He rushes right back in, picks ansnkle and moves to the side. Semerzier on his side, and Vazquez lands a few elbows that look very close to the back of the head. Round ends there. MMAjunkie.com sees the round clearly for Vazquez, 10-9. Semerzier had nothing and could have given up a 10-8, but there didn't seem to be enough damage to justify that score.
Round 2 - Semerzier jabbing early. He looks more focused than he did to start. Semerzier misses a big right hand, and Vazquez ducks under and moves in. Vazquez jumps to a guillotine, but Semerzier patiently shakes him off. Semerzier thinks about following to the ground but backs away. Vazquez lands an overhand left. He jumps to the back of Semerzier and locks in a guillotine on his standing opponent. Semerzier's face shows he's in trouble immediately. He taps and walks away disgusted. Javier Vazquez def. Mackens Semerzier via submission (rear-naked choke) - Round 2, 1:35.