Arnold did not suit up for the Panthers' first preseason tilt against the Colts on Sunday, ESPN's David Newton reports.
Arnold has made some strong impressions during training camp, so much so that he has put himself in a position to start for the Panthers this season. Starters usually get the first week of preseason off, which hints at the team's plans for the fifth-year pro. We should get a first-hand look at the chemistry developing between Sam Darnold and Arnold as the preseason progresses.