A Bay Area man, paralyzed from the neck down, is walking again thanks to a new medical innovation.

It could bring hope to many families.

The Mayo Clinic in Minnesota is publishing the results of a stem-cell trial. The first patient in the trial is Chris Barr from San Francisco. He was left paralyzed after a neck injury during a surfing accident nearly three years ago.

Barr was told he would never walk again. Now, thanks to this groundbreaking treatment, Barr is walking.

The research at the Mayo Clinic is a very early study that only included ten people. 

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