FILE - In a Tuesday, Nov. 24, 2015 file photo, former Massey Energy CEO Don Blankenship, left, walks out of the Robert C. Byrd U.S. Courthouse after the jury deliberated for a fifth full day in his trial, in Charleston, W.Va. A federal appeals court has affirmed the conviction of former Massey Energy CEO Don Blankenship in connection with the deadliest U.S. mine disaster in four decades. The 4th U.S. Circuit Court of Appeals handed down the opinion Thursday, Jan. 19, 2017, saying it found no reversible errors in trial rulings. (AP Photo/Chris Tilley, File)