Patrick's Cathedral on Fifth Avenue and visit the World Trade Center ground zero ahead of celebrating Mass at Yankee Stadium.

CNN: At synagogue, pope seeks 'bridges of friendship'

In New York, families and friends who lost loved ones at the World Trade Center gathered at Ground Zero for a solemn ceremony.

CNN: Solemn tributes mark 9/11's fifth anniversary

The privately rebuilt number 7 World Trade Center, just north of ground zero, is almost complete, but it's failed to attract any tenants.

NPR: Critique of Freedom Tower Leads to Redesign

They appeared together in New York to lay a wreath at ground zero, where the World Trade Center towers collapsed after two airliners hijacked by al Qaeda operatives plowed into them on September 11, 2001.

CNN: McCain, Obama find common ground on national service

In the first experiment the researchers established that, after viewing an image of an airplane flying into one of the World Trade Center towers, liberals and conservatives held opposing attitudes toward the ground zero mosque and community center.

FORBES: Think Negative, Think Certain

"The country is well aware of his courageous service in responding to the World Trade Center attack, his efforts to coordinate rescue and recovery work at Ground Zero, " the senior administration official said.

CNN: Bush?nominates Kerik for Homeland Security

"It's a war that I feel we just won, " said one former New York firefighter -- who says he was forced to retire due to lung ailments suffered from dust at ground zero -- the site where the World Trade Center's twin towers once stood.

CNN: Americans take to the streets amid news of bin Laden's death

One step past images of that festive dinner takes you into the horror and carnage of September 11, including a twisted beam from the second tower of the World Trade Center and the bullhorn the president used during his now iconic visit to the rubble at ground zero a few days after the attacks.

CNN: SHARE THIS