On the Lookout for Brain Trauma in the NFL Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Greg Olsen (88) of the Carolina Panthers checks the health of his quarterback Cam Newton (1) after he got leveled in the Panthers' season opener on September 8. ( Joe Amon / Getty ) Produced by Dana Roberson Hosted by Todd Zwillich Produced by PRI and WNYC