SEATTLE — The incremental changes have been the benchmark from the start. The Broncos — sporting a new starting quarterback, new offense, new offensive coordinator, new head coach and new look to their offensive line — entered 2019 with a goal not to morph into a Super Bowl champion overnight (though they’ll tell you “Plan A” is still in place), but to lay a foundation for continued growth.



For the first half against the Seahawks on Thursday, they did just. For the second half, they endured many of the same problems and mistakes that hindered their last three seasons, each one a reminder of a past they’d like to forget.



Joe Flacco got his first live-action as the Broncos’ starting quarterback before handing the keys to the two vying to be his backup. Coach Vic Fangio kept his promise of “a little, a little and lot” for Flacco, Kevin Hogan and Drew Lock, respectively, and the early results were...