The bets were huge and risky, billions of dollars on the housing market. Superbanks reaped billions of dollars, and gobbled up competitors. Then the bottom dropped out, massive losses on Wall Street nearly broke the banks and many are on the brink of failure. As the federal government contemplates what could become a massive nationalization of the industry, watch as Frontline tells the inside story. PBS (2009), English, DVD Number of discs: 1, Rated: NR (Not Rated), Run Time: 60 minutes.