简介：It'soneofAmerica'sbiggestenvironmentaldisastersandthelargestoilslickintheGulfofMexicosince1979.Asexpertsscrambletostoptheleak,findoutwhathappenedtotheoilrigDeepwaterHorizonasablowouttoreitapart,killing11of126menonboardandsendingoiltowardLouisiana,Mississippi,AlabamaandFloridacoastlines.Thespecialcontainsnever-before-seenfootageobtainedfromtheU.S.CoastGuard,NGC'sproductioncrewandemergencyresponsecrewsoftheaftermath.…