. >> that's long time giants broadcasting ryan cruco. he says he's facing a challenge of his own.ays he's fighting a muscle disease. and how the condition is actually making it difficult for him to walk down a hill or walk in the middle of a crowd. >> hello san francisco. we're the world champions. >> reporter: he no longer stairs down battering or throws with high heat but crucco is still part of the giants. >> he's the face of the giants. >> reporter: after a career with the cubs, and giants, he became a part of the giants. >> i love willing listening to the game when they're announcing them. they make the games. >> reporter: now this larger than life man has a debilitating muscle disease that's slowly taking away his ability to walk or use his hands. it's not fatal. but it already makes it difficult for him to walk down the hill or even in crowds because his balance is compromised. >> big recovery, go from there. hopefully he'll be making -- he'll be working some games in october. >> reporter: he's obviously a huge part of our family and we're here to support him and his family