Workers look over the area damaged after a gas line exploded 

Workers look over the area damaged  after a gas line exploded near interstate 77 in Sissonville, W.Va., Wednesday Dec. 12, 2012.  Tuesday a 20-inch Columbia Gas transmission line exploded, destroying four homes and cooking a section of Interstate 77, a major north-south commuting corridor that passes through the capital city of Charleston, W.V.  (AP Photo/Charleston Gazette, Larry Pierce)
Associated Press
Workers look over the area damaged after a gas line exploded near interstate 77 in Sissonville, W.Va., Wednesday Dec. 12, 2012. Tuesday a 20-inch Columbia Gas transmission line exploded, destroying four homes and cooking a section of Interstate 77, a major north-south commuting corridor that passes through the capital city of Charleston, W.V. (AP Photo/Charleston Gazette, Larry Pierce)
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