CNNW Sanjay Gupta MD May 21, 2011
paraplegics. this guy could stand up again. this is when an accident paralyzed five years ago and doctors said he would never walk again. a medical team implanted an electric stimulator and within months he was taking assisted steps on a treadmill. i'll be back at the top of the hour with more live news here. >> i'm dr. sanjay gupta. welcome to the show. today i'm taking a closer look at something that's become so closely woven into our lives it's hard to imagine what we would do without it. i'm talking about our cell phones. most of us take it for granted that they're safe and that ...
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