The 2001 Pennsylvania Classic was the first PGA Tour tournament staged after the September 11 , 2001 attacks . All events that had been scheduled for the previous week were cancelled . The Laurel Valley course used that year was about 40 miles west of Shanksville , Pennsylvania , where United Airlines Flight 93 went down . The hole flags used during the tournament consisted of American flags as a sign of patriotism and as a remembrance of all who lost their lives in the attacks
United Airlines Flight 93
United Airlines Flight 93
Pennsylvania Classic