When Big Things Go Wrong

Overloaded (1x1)

:

In the heart of Minneapolis, the busy I-35 bridge collapses at the peak of rush hour traffic. As the city reels, the question on everyone's mind: how did an enormous steel bridge fail without warning? The master is unlocked through clues from other disasters--from a bridge in Florida, to a collapsing Crain in Wisconsin--these moments reveal a remarkable tale of fatal miscalculations, and sheer bad luck.