Steelers' new-look offense bracing for 'growing pains'

Pittsburgh Steelers quarterback Ben Roethlisberger warms up during the NFL football team's practice Wednesday, Sept. 8, 2021, in Pittsburgh. (Matt Freed/Pittsburgh Post-Gazette via AP)

Pittsburgh Steelers offensive coordinator Matt Canada watches the NFL football team's practice Wednesday, Sept. 8, 2021, in Pittsburgh. (Matt Freed/Pittsburgh Post-Gazette via AP)