Scotland's McKay leads Michelob ULTRA Open

Mhairi McKay shot a course-record tying 63, eight-under, to take a one-shot lead over Annika Sorenstam and Sun Young Yoo.McKay was bogey-free on the day with four birdies on each side, including three straight from the sixth to eighth holes. Carding four birdies on the front and three on the back nine, Sorenstam also didn't have a bogey on a day that yielded many low rounds despite some light rain. Yoo started on the back nine with two birdies on the side. With birdies on the second and third holes, Yoo bogeyed the par-3 fifth hole before carding four straight birdies to finish the day. more...