UFC 334 results, highlights: Stephen Thompson retires with classic 'Wonderboy' knockout

Stephen 'Wonderboy' Thompson retired from MMA at UFC 334 with a knockout victory over Charles Radtke at Madison Square Garden. The venue held special significance for Thompson, as it was also the site of his first UFC title fight. The win gave Thompson a storybook ending to his career in what was described as a classic 'Wonderboy' performance.