Eduardo Romero has the early lead at the 28th U.S. Senior Open at Whistling Straits in Haven, WI. Starting on the back 9, Romero fired a 4-under par 32 and has a 1-shot lead on Kirk Hanefeld, who negotiated the back 9 at 3-under par.
Among other notables, D.A. Weibring and Curtis Strange are at 2-under par, still playing their first 9. Oconomowoc's Jim Rollefson is at even par through 5. Jay Haas is 1 over through 9 and Hale Irwin is 3 over through 9.