NFLPA to investigate how Dolphins handle Tagovailoa's concussion
Tua Tagovailoa: NFLPA to Investigate Concussion Check of Dolphins QB, per Report - Sports Illustrated
Doctor thinks Tua Tagovailoa should have never come back
Investigation determines Miami Dolphins followed concussion protocol with Tua Tagovailoa - CBS News
Explainer: Tua Tagovailoa, fencing response and NFL protocol
Report: Tua Tagovailoa's Concussion Check in Bills vs. Dolphins to Be Investigated, News, Scores, Highlights, Stats, and Rumors
Dolphins followed concussion protocol with Tagovailoa's injury
Tua Tagovailoa expected to be interviewed as part of NFL-NFLPA investigation into QB's quick return from injury, sources say - ESPN
Tua Tagovailoa glad to be back after clearing protocols
Dolphins QB Tagovailoa out for playoff game vs. Bills, Thompson likely starter
Tua Tagovailoa will not play in Week 5 - NBC Sports