Nick Saban concerned about Tua Tagovailoa's concussions, 'hates' how they have impacted his former QB's career | CBS Sports Headlines Nick Saban concerned about Tua Tagovailoa's concussions, 'hates' how they have impacted his former QB's career Tagovailoa spent three seasons at Alabama that included a national title his freshman year … Continue reading Nick Saban concerned about Tua Tagovailoa's concussions, 'hates' how they have impacted his former QB's career