Aerials of 9/11 attack in NYC
Credit: (AP Photo/NYPD via ABC News, Det. Greg Semendinger)
The photos were obtained by ABC News after it filed a Freedom of Information Act request last year with the National Institute of Standards and Technology, which investigated the collapse.
Other Photos
Thousands pay tribute at NYC World Trade Memorial
Courage of Flight 93 victims lauded at dedication
Memorial held for 343 firefighters lost on 9/11
Families remember loved ones at September 11 memorial site
Names of 9/11 victims ring out at World Trade Center site
Clinton, Boehner to raise Flight 93 memorial funds
