Marshall: Felt backlash on both sides of kneeling issue, 'no doubt' it could affect his career Marshall: Broncos 'closer than people think' to competing, still need pieces Marshall on Broncos 2017 draft class: 'Nobody really produced' Marshall: Players knew Siemian was 'the guy,' Lynch plagued by confidence issues Marshall: Leadership void with Broncos after departure of Manning, Ware Marshall: Would love to return to Broncos, play in Fangio's defense Marshall: 'Tough' to see former Broncos DC Wade Phillips depart team Marshall: Broncos players loves D.T., faced unintended consequences with trade Marshall fought through pain all 2018, calls injury situation a 'lose-lose' Marshall: Changes caused 'snowball effect' over past 3 seasons