Japan's Hideki Matsuyama opened the U.S. Open with an even-par round of 70 on Thursday, putting him four shots off the pace in his bid for a second career major.Canada's Adam Hadwin shot a 4-under-par 66 to take a one-stroke lead after the first 18 holes at the Country Club in Brookline, Massachusetts, while Matsuyama carded three birdies, one bogey and one double bogey to finish in a tie for 26th along with 15 others.Matsuyama, winner of the 2021 Masters, has been grouped with former world No. 1 Rory McIlroy and reigning Olympic champion Xander Schauffele for the first two rounds of the 12…READ FULL ARTICLE