By Daniel Chavkin Carolina is 1-3 to begin the season, and Sam Darnold is eligible to return from injured reserve. Panthers quarterback Baker Mayfield has gotten off to a slow start this season, but it appears that he will get the chance to bounce back. Carolina coach Matt Rhule said Mayfield will remain the team’s starting quarterback for the time being. “I think Baker’s our quarterback,” Rhule said during his Monday press conference. “We have to continue to find ways to help him and help the other guys.” Through four games, Mayfield has accumulated 747 passing yards, four touchdowns and thre…