Panthers RB Christian McCaffrey questionable vs. Cardinals

Carolina Panthers star running back Christian McCaffrey returned to practice on Friday and is listed as questionable to play in this weekend's game against the Arizona Cardinals.

McCaffrey was a limited participant in practice on Friday after missing the previous two days with a thigh injury.

Panthers head coach Matt Rhule said he was "very hopeful" that McCaffrey would be able to play on Sunday.

McCaffrey, 26, is comi