Bucky Irving, running back for the Tampa Bay Buccaneers, is currently dealing with back tightness that has raised concerns about his availability for the upcoming Week 15 matchup against the Chargers. Head coach Todd Bowles indicated that Irving's condition will determine his participation in the game. Previously, Irving had shown significant improvement in his role within the Buccaneers' offense, highlighted by a career-high performance in Week 13.

• Bucky Irving's back tightness is a concern for Week 15.
• His role in the offense has expanded significantly, especially noted in Week 13.