NYPD video and photos of 9/11 surfaces

This video is from the NYPD helicopter and

According to Gawker, the National Institute of Standards and Technology requested the 17-minute video through the Freedom of Information Act, and the video was sent anonymously to the secret-sharing website Cryptome, which posted it. The Institute investigated the 9/11 attacks.

Although the audio and the video is bad (even though it was taken in 2001 😯 ) I tried to figure out what it was being said.