Colin Kaepernick Says He's 'Still Ready' for an NFL Comebackbr .br Kaepernick has not played br in the NFL since 2016.br .br The former NFL br quarterback posted a br video to Twitter and br Instagram on Wednesday.br showing himself working br out at a gym. br .br 5am. 5 days a week. For 3 years. Still Ready, Colin Kaepernick, via Twitterbr .br Twitter account @KapWatch has kept track br of Kaepernick's free agency, br which is currently at 889 days.br .br Kaepernick opted out of his contract with the br San Francisco 49ers in March 2017.br .br Kaepernick gained notoriety in 2016 for br kneeling during the national anthem br .br to protest racial injustice and police brutality in the United States.br .br His grievance against the NFL was settled br in February, where he argued collusion br among NFL teams from signing him.br .