Ken Griffey Sr. is a three-time baseball all-star, a prostate cancer survivor, and a spokesperson for Bayer’s Men Who Speak Up program, which encourages men with advanced prostate cancer to know the symptoms of progressing disease and offers resources to help them feel more comfortable speaking up about it. Mr. Griffey, who is conducting a nationwide Men Who Speak Up tour with his son, Hall-of-Famer Ken Griffey Jr., will be a guest speaker at the 2016 Prostate Cancer Conference on September 10.

The straight answer? Every guy who’s ever been told his PSA was elevated for his age, and that he needs to have a biopsy. Because from that point on, things can happen fast. It’s the prostate cancer version of baseball’s famous Tinker-to-Evers-to-Chance double play—PSA Test-to-Biopsy-to-Surgery.