Need To Know

In The Coal

Clip: Season 1 | 19m 6s

Need to Know correspondent John Larson reports about coal mine safety, focusing on Massey Energy, a company involved in the West Virginia mine explosion that the U.S. Mine Safety and Health Administration calls "the worst mining disaster in almost 40 years." Larson also examines the investigation into its possible causes.

Aired: 12/09/10

Expired: 12/09/15

Rating: NR

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