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California officials 'racing the clock' to prepare for next big earthquake

Twenty-five years after the Bay Area Earthquake, geologists believe that every day brings the Bay Area closer to another major earthquake. Officials are strengthening buildings, re-enforcing bridges and developing a new alarm system to prepare for when the next quake comes. TODAY’s Lester Holt reports.

Twenty-five years after the Bay Area Earthquake, geologists believe that every day brings the Bay Area closer to another major earthquake. Officials are strengthening buildings, re-enforcing bridges and developing a new alarm system to prepare for when the next quake comes. TODAY’s Lester Holt reports.