(Augusta, GA) -- Paul Casey is atop the Masters leaderboard after the first day with seven-under-par 65 at Augusta National Golf Club. His 65 is lowest first round score since Charley Hoffman did it in 2017. Webb Simpson, Xander Schauffele and Justin Thomas are tied for second at five-under-par. Tiger Woods shot four-under-par, the first time in 23 Masters appearances he opened without a bogey. The Masters continues today.