Report: Steelers P Cameron Johnston (knee) out for season

(Photo credit: Brett Davis-Imagn Images)
Pittsburgh Steelers punter Cameron Johnston sustained a season-ending knee injury in Sunday's win at Atlanta, NFL Network reported Monday.

Johnston, who also serves as the holder for kicker Chris Boswell, was hurt when a Falcons player fell into his kicking leg late in the fourth quarter.

After a penalty on the Steelers nullified that play, Boswell replaced Johnston and got off a