O’Brien: ‘I don’t remember much’

Sept. 29: It was no gag when NBC’s Conan O’Brien wiped out and hit his head during a “Tonight Show” skit taping on Friday. Dr. Nancy Snyderman talks with Dr. Michael DeGeorg about the risks from a concussion. (Other)

MSNBC | September 29, 2009

Tags:. .concussion. .wiped. .gag. .conan. .skit