Researchers say 96% of former NFL players who donated their brains to science after death tested positive for a brain disease linked to concussions. CNN’s Sanjay Gupta explains.
Interviews
Interview with Johnny Gill
CLICK HERE to watch Sonshine’s conversation with Johnny Gill.
Interview with Dr. Ian
CLICK HERE to watch Sonshine’s conversation with Dr. Ian.
Interview with Kenny Lattimore
CLICK HERE to watch Sonshine’s interview with Kenny Lattimore.