in 2015 veto lagrasso and evan singleton filed suit, acougs the wwe of failing to diagnose concussions and sending people into the ring injured. even citing a case of wrestling superstar chris benoit, famous for his head butts, who after his death was found to have suffered from severe cte. the wwe told us, "wwe has never concealed any medical information related to concussions or otherwise from our performers, and in fact wwe has been well ahead of the nfl and other sports in implementing concussion management procedures and policies." the wwe implemented a talent wellness program that now testing, a protocol instituted in 2006. >> when i first started working for wwe, which was 2000, there wasn't a whole lot of concussion testing or anything like that. but there wasn't in any sports. >> something's wrong. >> reporter: that change in conversation comomg about partly through the determination of the doctor recently played by will smith in the movie "concussion." >> tell the truth. >> dr. bennett omalu. >> we're look at a microscopic slide, a microscopic picture of the brain of a normal