McConnell, 81, will be in the hospital for a few more days of observation, a spokesperson said.
USC's Matthew Gee died at age 49 from brain damage caused by countless blows to the head, according to a lawsuit.
Tagovailoa was unconscious after suffering a head injury during a Sept. 29 game.
The NFL and NFL Players Association agreed to modify the league’s concussion protocol following a joint investigation into the league’s procedures.
An investigation into concussion protocol is underway after Miami Dolphins quarterback Tua Tagovailoa suffered a terrifying hit during a game.
"Full House" actor Bob Saget tragically died from head trauma. Here are the signs to look out for.
The revised testing plan follows public outrage over the use of “race-norming."
President Donald Trump initially said no Americans were injured in the retaliatory missile strikes on Al-Asad air base in Iraq.
Tom Savage was finally pulled from game due to a concussion.