brett gray traveled more than 6,000 miles with his dad to see the winter games in sochi. and to see the athlete whose story changed his life. or the fact that gray can clearly see the american bobsledders thunder down the track he owes in part to team captain and olympic medalist steve holcomb. they never met, but share the degenerative eye condition that limit their view of the world. an athlete who wrestled for several years, gray started to have vision problems in college. >> i got to where i was tired of straining and not being able to see. >> reporter: in 2010, he was diagnosed with keratoconus. >> it robs them of the ability often times to read, drive a car or even just function normally in life. >> reporter: for steve holcomb, keratoconus was so bad it nearly cost him his sledding career. severely depressed, he attempted suicide in 2007. >> i knew my career was coming to an end. i'm lying to my friends and my family. i'm lying to my sponsors, my coaches, my push crew. >> reporter: a cornea transplant was not an option for the bobsledder because of the long recovery