Two years after an explosion tore apart the Sago Mine and killed 12 men, prompting Congress to pass legislation strengthening mine safety standards, many of those standards have yet to be implemented.Congress overhauled mine safety rules after the January 2006 blast at the Upshur County mine. There were two other high-profile fatal mine accidents that year, and an August collapse in Utah killed nine miners.
Mine Safety Lags 2 Years After Explosion - Examiner.com