Along U.S. West Coast, Tsunami Warnings Heeded Amid Some...

Aired: 3/11/2011 | 0:02:33 | Clip
The earthquake off Japan's northeastern coast sparked a massive tsunami that kept coastal areas along the Pacific rim on high alert for the waves. Alaska, Hawaii and the U.S. mainland braced for damage as the tsunami traveled across the Pacific. Spencer Michels reports from California on the tsunami's impact on the West Coast.