An overview of the 2010 Deepwater Horizon oil spill in the Gulf of Mexico, featuring first-hand accounts and news footage of the tragedy and its aftermath. Included: remarks from Deepwater Horizon chief mechanic Douglas Harold Brown; author Robert L. Cavnar ("Disaster on the Horizon"); Keith Jones, the father of one of the men killed on the rig; and tugboat captain Latham Smith, who was hired to help with the cleanup effort.