Andy Zhang made history Monday at the Olympic Club without having to hit a golf shot.When Paul Casey withdrew from the 112th U.S. Open, the 14-year-old Zhang became the youngest participant in the major championship's history.Zhang, of China, who lost in a playoff at a sectional qualifier in Florida, eclipsed Tadd Fujikawa's mark when the 15-year-old Hawaiian played in the 2006 U.S. Open at Winged Foot.Earlier in the day, University of Texas golfer Jordan Spieth also got a spot in the U.S. Open when PGA Tour player Brandt Snedeker withdrew with a rib injury. Source: ESPN