'Face' in the Smoke Plumes of smoke pour from the World Trade Center buildings in New York, Tuesday, Sept. 11, 2001, in this photo taken from the Brooklyn borough. Two planes crashed into the upper floors of both World Trade Center towers minutes apart in what President Bush said was an apparent terrorist attack, blasting fiery, gaping holes in the 110-story buildings. Some say that a face appears in the smoke (enlarged upper left) (AP Photo/Mark D. Phillips)
'Time' Cover The upcoming cover of Time magazine, with a black border instead of the usual red, is seen in this photo provided Friday, Sept. 14, 2001. (AP Photo/Time)
Debris Removal Trucks take away loads of debris from the World Trade Center disaster, in this view looking west on Vesey Street toward the Tishman Center at 7 World Trade Center, Friday, Sept. 14, 2001, in New York. As movie-studio spotlights illuminated what remained of the World Trade Center through the rain early Friday, chains of volunteers could still be seen passing buckets of debris away from the heart of crumpled buildings. (AP Photo/Stuart Ramson)
Window Display Children finish a window display at the Discovery Day Care Center in Marshall, Minn., Friday, Sept. 14, 2001 in reaction to Tuesday bombing of the World Trade Center and Pentagon. (AP Photo/Marshall Independent, Greg Devereaux).
Moment of Silence Linda Barrett bows her head as she observes a moment of silence Friday, Sept. 14, 2001, in Chapel Hill, N.C., as part of a national day of prayer and remembrance to honor the victims of Tuesday's terrorist attacks in New York and Washington. (AP Photo/Bob Jordan)
Joined Together Participants joins hands to observe a moment of silence Friday, Sept. 14, 2001, in Chapel Hill, N.C., as part of a national day of prayer and remembrance to honor the victims of Tuesday's terrorist attacks in New York and Washington. (AP Photo/Bob Jordan)
During Rescue Engine 28 firefighter Mike Kehoe, from Staten Island, assists in the evacuation effort in a stairwell of Tower One Tuesday, Sept. 11, 2001 during the attacks on the World Trade Center towers in New York. These pictures were shot by John Labriola who had an office on the 71st floor of the building. He escaped with no injuries. Fellow firefighter Bobby Annunziato at Engine 28 in Manhattan said Kehoe escaped before the towers collapsed. (AP Photo/John Labriola)
Pentagon Damage The Pentagon is shown in two images taken by Space Imaging's IKONOS satellite. At left, the Pentagon is shown on Dec. 28, 2000; at right is a photo taken Wednesday, Sept. 12, 2001, showing the damage sustained, at top right, after a hijacked airliner was crashed into the building on Tuesday, Sept. 11. (AP Photo/Mandatory credit Space Imaging)