Second suit filed over fatal gas rig explosion

A second wrongful death lawsuit has been filed over a natural gas rig explosion in Oklahoma that killed five workers. Betty Jo Cunningham of Seminole, Oklahoma, filed the lawsuit Friday. Cunningham is the widow of Roger Cunningham, one of three Oklahoma men killed in the Jan. 22 explosion. The lawsuit names Red Mountain Energy, Red Mountain Operating, Patterson-UTI Drilling and Patterson-UTI Energy. The widow of Parker Waldridge, also of Oklahoma, filed a similar lawsuit a week earlier.