The world?s greatest golfers will be descending on Westchester over the next two weeks. The Barclays Classic in Harrison is set to begin Thursday, while the U.S. Open will begin in Mamaroneck next week. Crews at the Westchester Country Club are working around the clock to make sure the club is perfectly manicured, while spectators say they hope to catch a glimpse of their favorite players getting ready. Fans say this is the start of a very exciting two weeks in Westchester County.