Overview: America Declassified offers a behind-the-scenes look at previously broadcast segments. "Dead or Alive" revisits Alcatraz and the effort to paddle away from the island. "White Sands Whiteout" revisits the missile base and the problem of filming in a sand storm. "Sin City Secrets" takes another look at the tunnels under Las Vegas. "Money Talks" revisits the search for D.B. Cooper. "End Game" offers another look at missile silo condo and reveals how it could fight off a military assault. "Weed Warriors" observes the trimming of medical marijuana. "Deadly Payload" revisits WIPP and its nuclear waste storage. "Mystery Man" goes to Coral Castle to examine the cutting of coral stone. "Stopped Cold" takes a look at how pepperballs can assist in a cell extraction.