Denver Broncos linebacker Alex Singleton had testicular cancer surgery the day after playing in his team's game against the Las Vegas Raiders. "I shared with my teammates and coaches that I underwent successful surgery on Friday for testicular cancer after being diagnosed last week," Singleton, 31, shared via Instagram on Monday, November 10. "Thankfully, we believe the cancer was caught early with a great prognosis for me and my family. While we are still awaiting some additional test results, I fully expect to return to the field in the coming weeks.