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2:59
Gerry Berry was a marine helicopter pilot during the fall of Saigon in 1975.

2:59
In 1975, Dam Pham was a South Vietnamese Army Officer Lieutenant.

1:27
Col. Stuart Herrington helped evacuate his Vietnamese counterparts. Premieres 4/28 on PBS.

3:26
South Vietnamese citizens arrive at the US Embassy, desperate to escape. Premieres 4/28

3:57
In April 1975, the US Ambassador was left with just one evacuation option. Premieres 4/28.

9:21
A chilling nightmare at a Titan II missile complex in Arkansas in September, 1980.

2:06
Sometimes all that stands between the world and nuclear disaster is the flip of a switch.

12:30
In 1963, Rachel Carson’s Silent Spring sparked a government investigation into pesticides

3:26
Director Robert Kenner breaks down the scene for The Socket.

8:24
The dramatic story of the nation's first subway, chapter 1.

2:41
The Boston subway system is one of our nation’s oldest startup success stories.

1:53
Timothy McVeigh at Waco, Texas in 1993.