>>> it's time to check in with our friend tommy edison a blind film critic, a traffic reporter but he also answers question to people who are curious of what his life is like being blind. >> one of the things people are very curious about is how blind people are able to walk a straight line. >> he decided to challenge burke. he's been blind since birth. she's been blind since 14. they have a challenge. >> we're both blind, we're going to see which one can walk a straight line. >> i'm a guide dog user. i'm not used to walking with a cane everybody, that's why i feel you're going to win, so we'll see. >> they have to walk quite a distance. it's ladies first in this challenge. >> don't let me down, kate. >> when she gets started, she kind of drifts to her left. >> straighten it up. >> she does straighten up because she has a little bit of a guide. >> i with my cane. i feel like this can help me. good strategy, molly. >> she can hear and feel her cane clicking over the seam in the concrete. >> i wonder if we could actually also pick up on that little tiny detail. >> i think most of us wou