And the food at Angeli is wonderful no matter what time of day or night.

BBC: Late-night eats in New Orleans

Mr Angeli's lawyer, Nicholas Clough, said his client is 71, lives alone in sheltered accommodation.

BBC: Victim on abuser's removal from sex register

"It's the hope of all firefighters that there are people still in there, " Angeli says.

CNN: workers

Amy Steelman and Lou Angeli joined CNN.com Newsroom via telephone from the disaster site in New York.

CNN: Steelman and Angeli: Search and rescue at ground zero

And an 80-foot crater now marks the spot where 2 World Trade Center once stood, Angeli says.

CNN: workers

"There's a bunch of coffee cups out, and coffee made, " Angeli said.

CNN: workers

Then, in a district called the Portiuncula, they found a ruined church, Santa Maria degli Angeli, and they built wattle-and-daub cells around it.

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Like other rescue workers whose job it is to venture underground, Angeli and Steelman spray orange paint to mark the places they have searched.

CNN: workers

Angeli and Steelman are both firefighters in a suburban Philadelphia department.

CNN: workers

Mrs Marston was 13-years-old when George St Angeli was sentenced to five years in prison and subsequently had to sign the Sex Offenders Register when it was introduced in September 1997.

BBC: Victim on abuser's removal from sex register

Though it has been seven days since anyone was pulled alive from the rubble, Angeli, Steelman and the other underground rescue workers are saying there are enough open spaces, with food and water, for people to survive.

CNN: workers

Angeli himself is a battalion chief.

CNN: workers