Pittsburgh Steelers outside linebacker T.J. Watt (90) pressures Las Vegas Raiders quarterback Derek Carr (4) during the first half of an NFL football game in Pittsburgh, Sunday, Sept. 19, 2021. (AP Photo/Keith Srakocic)

Pittsburgh Steelers outside linebacker T.J. Watt stands on the sideline after being injured during the second half of an NFL football game against the Las Vegas Raiders in Pittsburgh, Sunday, Sept. 19, 2021. (AP Photo/Keith Srakocic)

Pittsburgh Steelers quarterback Ben Roethlisberger (7) watches as wide receiver Diontae Johnson (18) is helped off the field after being injured during the second half of an NFL football game against the Las Vegas Raiders in Pittsburgh, Sunday, Sept. 19, 2021. (AP Photo/Keith Srakocic)

Pittsburgh Steelers outside linebacker T.J. Watt stands on the sidelines after being injured during the second half of an NFL football game against the Las Vegas Raiders, in Pittsburgh, Sunday, Sept. 19, 2021. (AP Photo/Keith Srakocic)

Pittsburgh Steelers defensive end Tyson Alualu (94) is tended to by a team doctor after being injured during the first half of an NFL football game against the Las Vegas Raiders in Pittsburgh, Sunday, Sept. 19, 2021. (AP Photo/Don Wright)