HILTON HEAD ISLAND, S.C. (AP) — Justin Thomas had a round to match the immaculate weather Thursday at Harbour Town with 11 birdies that allowed him to tie the course record with a 10-under 61 to lead the RBC Heritage.

Justin Thomas missed a new Harbour Town Golf Links record by inches but still bagged the early lead at the RBC Heritage on Thursday in Hilton Head Island, S.C.Thomas rolled in 11 birdies and tied the single-round course record with a 10-under 61,

At 10 under, Thomas commands a three-stroke lead over world No. 1 Scottie Scheffler and Arnold Palmer Invitational winner Russell Henley. Battling a bad back, former U.S. Open champion Wyndham Clark impressed in the early afternoon hours with a 65 of his own to stand four adrift.