(Undated) -- NFL commissioner Roger Goodell is in favor of a team signing Colin Kaepernick. He told ESPN he welcomes, supports and encourages clubs to bring aboard the former San Francisco 49ers quarterback, who has not played since 2016 after kneeling during the national anthem to protest racial injustice and police brutality. Goodell added he hopes the league is unified in committing to "making long-term, sustainable change.