Clif Perch leads day 2 with 21+Pro:http://www.wonbass.com/pro/results/us_open/pro_day2.htmlAAA:http://www.wonbass.com/pro/results/us_open/aaa_day2.htmlPhotos:http://www.wonbass.com/pro/results/us_open/photos_day2.htmlPress Release:http://www.wonbass.com/pro/results/us_open/story_day2.html