Leading first-round scores on Thursday in the US PGA Tour Phoenix Open at TPC Scottsdale in Arizona (USA unless noted, par-71): 63 - Matthew NeSmith, Mark Hubbard 64 - Nate Lashley, Sam Burns 65 - Steve Stricker 66 - Tom Hoge, Xander Schauffele, Ted Potter, Keegan Bradley, Billy Horschel, Lee Kyoung-hoon (KOR) 67 - James Hahn, Carlos Ortiz (MEX), Andrew Putnam, Bo Hoag, Scott Stallings, Scottie Scheffler, Adam Hadwin (CAN), Michael Kim, Jordan Spieth afp