SPARTANBURG, S.C. (AP) ' Panthers star wide receiver Kelvin Benjamin has been carted off the field with an apparent left leg injury.The injury occurred during the first day of scrimmages Wednesday with the Miami Dolphins at Wofford College. Benjamin appeared to slip as he made a cut while running a crossing route. He sat up afterward holding his left leg.After Benjamin went to the ground, several players from both teams took a knee around him.Trainers attended to Benjamin and quickly called for the cart to take him into the locker room. Quarterback and close friend Cam Newton helped Benjamin into the cart.Benjamin is coming off a stellar rookie season, catching 73 passes for 1,008 yards and nine touchdowns. He's the one wide receiver the team can't afford to lose.___AP NFL website: www.pro32.ap.org and www.twitter.com/AP_NFLJoin the conversation about this story Click here to read full news..