Coal Mining's Perils And Politics: A Massey Energy Timeline
For the past decade, Massey Energy Co. has been at the center of human and environmental disasters and political controversy. In an April 5 explosion, 29 miners were killed at the company's Upper Big Branch mine in Montcoal, W.Va.
Source: Associated Press, NPR reports
Credit: Robert Benincasa and Barbara Van Woerkom/NPR