WASHINGTON, DC - SEPTEMBER 06:  Former New York City Mayor Rudy Giuliani arrives for an address at the National Press Club September 6, 2011 in Washington, DC. Giuliani spoke on the state of U.S. security in the 10 years since the September 11 terrorist attacks.
WASHINGTON, DC - SEPTEMBER 06: Former New York City Mayor Rudy Giuliani arrives for an address at the National Press Club September 6, 2011 in Washington, DC. Giuliani spoke on the state of U.S. security in the 10 years since the September 11 terrorist attacks. Win McNamee/Getty Images
WASHINGTON, DC - SEPTEMBER 06: Former New York City Mayor Rudy Giuliani arrives for an address at the National Press Club September 6, 2011 in Washington, DC. Giuliani spoke on the state of U.S. security in the 10 years since the September 11 terrorist attacks. Win McNamee/Getty Images