Dallas apartment explosion: Lawsuit filed on behalf of mother and son killed in blast

Atmos Energy is facing another wrongful death lawsuit in the wake of the deadly apartment explosion in Oak Cliff earlier this year.Wrongful death lawsuit against Atmos EnergyAttorney Ted Lyon has filed a wrongful death lawsuit against Atmos Energy on behalf the family of Marisol and Erick Perez Jr., who were killed in the deadly May explosion.The suit alleges Atmos Energy did not properly mark gas lines outside The Clyde Apartments, where the explosion occurred.A crew hired to do soil tests on the building, which was up for sale, ruptured an unmarked gas line. Atmos says it hired a contractor to handle line markings."Here they failed to mark the line properly. Atmos did. They didn't know where their line was," Ted Lyon tells FOX 4's Steven Dial.Lyon believes Atmos Energy is solely responsible for the explosion."They gave a driller information where to drill, and they drilled in the wrong place. The under bearing of the structure was filled with gas and you had this immense explosion. S