Dale Earnhardt Jr. says he will donate his brain to concussion research after experiencing two concussions and missing two races in 2012.
Dale Earnhardt Jr. says he will donate his brain to concussion research after experiencing two concussions and missing two races in 2012. Mike McCarn AP
Dale Earnhardt Jr. says he will donate his brain to concussion research after experiencing two concussions and missing two races in 2012. Mike McCarn AP

Dale Earnhardt Jr.: Easy decision to pledge brain to research

April 01, 2016 06:55 PM