"Photos then surfaced of him wearing socks depicting police officers as pigs." https://www.snopes.com/fact-check/colin-kaepernick-socks/

Sorry, this guy was over the hill and a severe locker room distraction.

Too much drama, not enough talent. A mixed talent for sure but with some horrific stats: (Since the NFL merger (1970), among all 186 quarterbacks with at least 1,500 attempts throughout their careers, only David Carr has a worse Sack%+ (era-adjusted sack percentage) than Kaepernick). [ source : https://www.profootballfocus.com/news/fantasy-football-metri... ... which does make an argument he was okay at some other stats ]. There's a reason he was riding the bench.