Sun glints off the club of Bruce Vaughan, of Hutchinson, Kan., as he hits off the ninth tee in the first round of the U.S Senior Open golf tournament Thursday, July 29, 2010, at Sahalee Country Club in Sammamish, Wash., near Seattle. Vaughan, who started on the 10th tee, finished four under par. (AP Photo/Ted S. Warren)The fans following Fred Couples and Tom Watson early Thursday morning were sometimes six- and seven-deep, wedging themselves between tree trunks and ducking under limbs.