With his brother Valter Walker in the corner in Shanghai, Johnny admitted he was “emotional” after his first three-fight winless run in the promotion. Training at Xtreme Couture in Las Vegas gave him confidence, but Walker felt he couldn’t perform at his best after a 14-month layoff.

Johnny Walker (right) will face a tough test in the surging Mingyang Zhang. | 📷: Getty/UFC While Johnny Walker has answered adversity's demands before, more than two years have passed since he posted a victory.

Johnny Walker will look to get back in the win column when he takes on Zhang Mingyang in the main event of UFC Shanghai on Saturday. Walker is in dire need of a victory as he's been winless in his last three fights.

While most in North America were fast asleep, Johnny Walker was putting in work. Walker scored a convincing finish in the main event of UFC Shanghai early Saturday morning. MORE: Fabian Edwards with dominating performance as PFL crowns new champions