Electrician Tommy Decrescenzo pauses in front of Ground Zero on the eighth anniversary in New York City. Decrescenzo was working on Cedar Street the morning of 9/11 and lost numerous friends in the attacks
A woman holds a photograph as friends and relatives of the victims of the attacks gather for a commemoration ceremony at Zuccotti Park, adjacent to Ground Zero
Relatives of victims attend the eighth anniversary ceremony in New York City to remember the attacks that killed more than 2,700 people with the destruction of the World Trade Center.
Family members of victims place flowers in the reflecting pool in New York.
The World Trade Center construction site is shown Friday, eight years after the attacks.
Drops of rain fall through the "Tribute in Light" near the World Trade Center site on Sept. 10.