Local & Regional Tulsa's Thursday Morning News from KWGS Public Radio Tulsa Published July 2, 2015 at 6:50 AM CDT Facebook Twitter LinkedIn Email Listen • 3:00 In the local news:PSO files for a $172-million rate hike. It blames EPA clean air mandates.Attorney General Scott Pruitt files lawsuit against EPA over rules.Tulsa's new superintendent wraps up day number one on the job