Hughes leads Villegas, Horschel through 54 at RSM

Mackenzie HughesMackenzie Hughes took another step toward a wire-to-wire victory on Saturday at the RSM Classic, carding a 2-under 68 to hang on to the lead through 54 at Sea Island. Here’s how things stand with just one round to play:

Leaderboard: Mackenzie Hughes (-16), Camilo Villegas (-15), Billy Horschel (-15), Cheng Tsung Pan (-15), Chesson Hadley (-14), Patrick Rodgers (-13), Charles Howell III (-13), Blayne Barber (-13)

What it means: Hughes, a rookie from Canada, carded his worst round of the week (68) and broke his bogey-free streak with a triple-bogey 7 on the 11th hole. But he sandwiched the blemish between five birdies, including three on his final six holes. The 25-year-old, who…