Several communities in Los Angeles remain on high alert for earthquakes after fault lines have shown the highest stress level in history. John Vidale, USC dean's professor of Earth sciences, joins “Katie Pavlich Tonight” to discuss. #california #earthquakes #faultlines "Katie Pavlich Tonight" offers a conservative take on the day’s events while welcoming all viewpoints. The goal: cutting through left-right bias in pursuit of plain facts and honest analysis. Weeknights at 10p/9C. NewsNation is your source for fact-based, unbiased news for all Americans. More from NewsNation: newsnationnow.com Get our app: trib.al/TBXgYpp Find us on cable: trib.al/YDOpGyG How to watch on TV or streaming: trib.al/Vu0Ikij