investigation

On April 5, 2010, an explosion occurred at Massey Energy's Upper Big Branch Mine in Raleigh County, West Virginia. The blast rocketed through 2.5 miles of underground chambers and tunnels nearly 1,000 feet beneath the mountains, and it killed 29 miners and severely injured another. The youngest victim was Cory Thomas Davis, age 20, who loved spending weekends hunting and fishing in the mountains, and the oldest was Benny Willingham, age 61, a Vietnam veteran of the US Air Force who had been a coal miner for 30 years and was five weeks away from retirement. Shortly after the tragic day, then-…