New Zealand Quake Raises Questions about California Structures

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At 3:51 yesterday -- our time in New Zealand today -- all activity stopped for two minutes to mark the moment an earthquake struck the city of Christchurch exactly one week ago. It's too early to learn new lessons, but some very discomforting old ones have been reconfirmed. That's according to CalTech Professor of Engineering and Seismology Thomas Heaton.

Credits

Guest:
Thomas Heaton - Professor of Engineering Seismology, Caltech

Host:
Warren Olney

Producers:
Darrell Satzman, Sonya Geis