This is an audio cast of part one of the three-part special front-line series, My Brother's Bomber, broadcast September 29th on PBS.

It was one of the worst terrorist attacks before 9-11.

Tonight, front-line presents the first in a three-part special

series. The government has moved on, FBI has moved on, filmmaker Ken Dornstein's search for those responsible for the murder of 270 people, including his brother.

The frontline is made possible by contributions to your PBS station from viewers like you. Thank you. And by the Corporation for Public Broadcasting.

Major support for Frontline is provided by the John D. and Catherine T. MacArthur Foundation, committed to building a more just, verdant and peaceful world. More information is available at Macfound.org.

Additional support is provided by the Park Foundation, dedicated to heightening public awareness of critical issues. The John and Helen Glesner family trust, supporting trustworthy journalism that informs and inspires.

The Ford Foundation, working with visionaries on the front lines of social change worldwide, at FordFoundation.org.

The Windcoke Foundation, and by the Frontline Journalism Fund, with major support from John and Joanne Higgler, and additional support from Chris and Lisa Canip.

Corporate funding for Frontline is provided by...

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Brigham and Women's Hospital, it all starts here.

Can I ask you, do you know what happened?

Look, see if there are a number of houses on fire. Is it just a residential area that happened?

I think I'm saying, you don't know either.

We've got dreams come down and some houses, but that's all we know.

Okay, thank you very much.

Disaster at Christmas. Pan Am, Flight 103, had been in the air for an hour.

For reasons, we do not yet understand the plane with 50,000 gallons of fuel on board.

We've run through a small scourge town, Rockaby with liquid fire.

Use an orange reportedly split in two.

It's very little hope I would have thought for anybody within that plane when it did come to work. It hit very hard.

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