U.S. OPEN LEADERBOARD
Merion Golf Club, Ardmore, Pa. Par 70 Yardage: 6.966
Phil Mickelson 33-34—67-3
Note: 82 golfers did not finish the first round because of a rain suspension called at 8:19 p.m. Play had also been suspended by rain earlier in the day for 31/2 hours.