Participants in the New York Stock Exchange commemoration of the 10th anniversary of the September 11, 2001 attacks, observe a moment of silence before the opening bell is rung on Friday. They are, from left, former New York Gov. George Pataki, former NYSE chairman Richard Grasso, USMC Maj. Rose-Ann L. Lynch, three members of New York City’s uniformed services, US Secretary of State Hillary Rodham Clinton, U.S. Sen. Charles Schumer, and former New York Mayor Rudy Giuliani. (PTI)