Verena Dobnik, The Associated Press

  • This undated file photo shows al-Qaida leader Osama bin Laden in Afghanistan. (AP Photo)
    New Sept. 11 exhibit stages the hunt for Osama bin Laden

    Declassified U.S. government documents and artifacts will be part of a new exhibit about the decade-long search for Osama bin Laden at the site of the New York terrorist attack he masterminded.

  • White House campaign casts a shadow over 9/11 anniversary

    The U.S. marked the 15th anniversary of 9/11 with the solemn roll call of the dead Sunday but couldn't keep the presidential campaign from intruding on what is traditionally a politics-free moment of remembrance.

  • The One World Trade Center building, second from right, is reflected in the windows of the 9/11 Museum, in New York, Monday, March 23, 2015. The first stair-climb benefit will be held at One World Trade Center in May to raise money for military veterans, two foundations, the Stephen Siller Tunnel to Towers Foundation and the Captain Billy Burke Foundation, formed after the 9/11 attacks announced Monday. (AP Photo/Richard Drew)
    World Trade Center climb will benefit wounded vets

    The first stair-climb race at One World Trade Center - the nation's tallest building - will raise money for military veterans struggling with combat-linked disabilities.