Browns star Chubb to undergo surgery on season-ending knee injury; Kareem Hunt in for visit

Cleveland Browns running back Nick Chubb, center, is helped up by teammates after an injury during the first half of a game against the Pittsburgh Steelers Monday in Pittsburgh. (AP Photo/Matt Freed)

Cleveland Browns running back Nick Chubb, grimaces on the field after an injury during the first half of an NFL football game against the Pittsburgh Steelers Monday in Pittsburgh. (AP Photo/Matt Freed)

CLEVELAND — Nick Chubb’s gruesome left knee injury will require surgery, a devastating blow for the Cleveland Browns star running back who will have to go through another arduous rehabilitation to continue playing.