Seismologist Dr. Lucy Jones joins us for the latest on the earthquakes that hit Southern California. We'll also discuss the helpfulness of the earthquake early warning systems.
Latest Earthquakes Spark Questions about Early Warning System
Dr. Lucy Jones, research associate, the Seismological Laboratory of Caltech; author, "The Big Ones: How Natural Disasters Have Shaped Us (and What We Can Do About Them)"
Michael Cabanatuan, staff writer, San Francisco Chronicle