Si Woo Kim leads by 1 at Hilton Head with Justin Thomas lurking

HILTON HEAD ISLAND, S.C. (AP) — The vibe at Hilton Head Island is all about ease and relaxation. It felt like anything but that to Justin Thomas on Saturday in the RBC Heritage. His two-shot lead was gone in two holes, partly because he of a one-shot penalty on the par-5 second hole when he informed the rules official his golf ball might have moved a little more than a dimple (it did). His worst swing of the day on the 11th hole put him in shallow water inside a red hazard line. He tried t