A Mennonite woman from Perrysville, Pennsylvania, stands next to a cross at the Flight 93 Temporary Memorial outside Shanksville, Pennsylvania September 10, 2005. Sunday marks the fourth anniversary of the September 11th attacks. REUTERS/Jason Cohn
U.S. President George W. Bush (L), First Lady Laura Bush (2nd L), Vice President Dick Cheney (2nd R) and his wife Lynne Cheney participate in a moment of silence on the south lawn of the White House in Washington, DC September 11, 2005, to honor the events of September 11, 2001. REUTERS/Chris Kleponis