Playing a sport without sight might sound impossible. But it turns out, there are blind athletes all around the world doing exactly that. Instead of using their eyes, these players rely on their ears to hit a pitch, block a throw, and charge across a crowded field. Featuring beep baseball player Ethan Johnston and goalball coach Keith Young.

Follow Dallas on Instagram, TikTok and LinkedIn.Watch our video shorts on YouTube, and join the discussion on Reddit and Facebook.Become a monthly contributor at 20k.org/donate.If you know what this week's mystery sound is, tell us at mystery.20k.org.Download the Be My Eyes mobile app for iOS or Android.To learn more about how to get involved with goalball, visit USABA.orgTo get involved with beep baseball, check out NBBA.orgGet 10% off your first month of BetterHelp at betterhelp.com/20k.Get your free business banking account at banknovo.com/hertz.Visit zocdoc.com/hertz to download the Zocdoc app and sign up for freeEpisode transcript, music, and credits can be found here: https://www.20k.org/episodes/blindsportsLearn more about your ad choices. Visit megaphone.fm/adchoices