He missed Week 2 with a calf injury and Weeks 9 and 10 with a head injury. Marcus Darell Cannon is an American football offensive tackle with the New England Patriots of the National Football League. During the 2011 NFL Combine, Cannon's physical showed irregularities; further testing led to a diagnosis of non-Hodgkin lymphoma, for whic Prior to the 2011 NFL Draft, Cannon was considered one of the top offensive tackle prospects and was selected by the Patriots in the fifth round with the 138th pick of the draft. Cannon played in all 18 of the Patriots' regular and postseason games during the 2012 NFL season, including one start in place of right tackle Cannon entered the 2016 Patriots training camp in what he called "the best shape of his life." He started seven games before suffering an ankle injury in Week 8.
He missed the next five games before being placed on injured reserve on December 13, 2017.Cannon entered 2018 as the Patriots starting right tackle. Overall he started 13 games in 2018. After struggling the previous season while dealing with the toe injury, his play improved significantly during the 2016 season. He played college football at Texas Christian University. After starting right tackle Cannon started the 2017 season as the Patriots' starting right tackle. With Cannon, the Patriots were able to reach On September 9, 2019, in the Patriots Week 1 matchup against the On July 28, 2020, Cannon announced his decision to opt out of the