Marquise Brown, the Kansas City Chiefs' new wide receiver, sustained a shoulder injury during the team's preseason game against Jacksonville. He made an early impact with an 11-yard catch from Patrick Mahomes but was seen favoring his shoulder afterward and subsequently left for the locker room. The Chiefs' general manager expressed optimism about Brown's addition to the team, emphasizing the potential benefits of his one-year contract as they pursue another Super Bowl title.

• Marquise Brown's injury raises concerns about his availability for the upcoming season.
• The Chiefs are optimistic about Brown's potential impact despite the injury.