9/11: One Day in America - Season 1 Episode 6 -

In the aftermath of the towers collapsing, two former Marines and an ex-paramedic head to ground zero to search for survivors. Together they stumble upon two Port Authority police officers trapped 50-feet beneath the rubble. Putting their own lives on the line and against all odds, the volunteers manage to pull off one of the most daring and inspiring rescue stories of the day.