Feb 28, 2013 — Don Blankenship was implicated by another Massey executive who was pleading guilty to two conspiracy counts for his role in providing advance warnings to miners underground when federal inspectors arrived on the surface for surprise safety inspections.
Feb 4, 2013 — The Charleston Gazette reports that mine regulators found hundreds of violations but haven't issued any citations.
Nov 28, 2012 — David C. Hughart, former president of a Massey Energy subsidiary, is pleading guilty. The charges relate to a corporate culture that investigators say contributed to the nation's worst mine disaster in 40 years. Twenty nine miners died at one of Massey's West Virginia mines in a 2010 explosion.
Oct 31, 2012 — One of the 13 coal mines singled out by inspectors was once owned by Massey Energy, the company that owned the Upper Big Branch mine, the scene of a deadly 2010 explosion. Two others are owned by Murray Energy, whose Crandall Canyon coal mine experienced two collapses in 2007, killing nine miners and rescuers.
Jun 1, 2012 — Citations issued by the Mine Safety and Health Administration (MSHA) say managers at one mine failed to evacuate a section that was enveloped in thick smoke generated by a malfunctioning conveyor belt. The company disputes that finding.
May 24, 2012 — Dozens of federal mine safety inspectors descended into 43 coal mines in three Appalachian states Wednesday. The mines are now owned by Alpha Natural Resources, which absorbed Massey Energy after a 2010 mine disaster in West Virginia.
Apr 5, 2012 — On April 5, 2010, an explosion killed 29 men at the Upper Big Branch mine. Today, families will remember those who died. Meanwhile, some are pressing a lawsuit against executives of the company that ran the mine. Its new owners are sealing the mine.
Mar 29, 2012 — Gary May is the highest-ranking Massey Energy official so far charged after an investigation into operations at the mine where a blast killed 29 men in April 2010.
Feb 23, 2012 — While a state review of the 2010 disaster that killed 29 coal miners isn't as pointed in assigning blame as some other reports, it does single out weaknesses in state laws that make it difficult to hold those responsible accountable.
Feb 22, 2012 — Federal prosecutors in Charleston, W.Va., have filed the most serious criminal charges yet in the investigation of the April, 2010, coal mine explosion that left 29 mine workers dead.