Nick Saban on Tua Tagovailoa's potential retirement after repeated brain injuries: 'I hate it'

Miami Dolphins quarterback Tua Tagovailoa's NFL future remains uncertain after he sustained his third concussion in three years in Week 2. Tagovailoa was placed on injured reserve Sept. 17 after he did not clear the NFL's concussion protocols. 

Pro athlete peers and media pundits have called on Tagovailoa to retire for the sake of his health and life.

Now, his college coach has given insight into his discussions with the quarterback over his NFL future. Former Alabama head coach Nick...