Tuesday: Former U.S. Air Force Major Michael D. Almy (L) hugs House Speaker Nancy Pelosi, D-CA, after she signed legislation repealing "don't ask, don't tell." It's now on the president's desk, awaiting his signature today. Mark Wilson/Getty Images hide caption

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A firefighter battles one of the blazes sparked by last night's explosion in San Bruno, Calif. Max Whittaker/Getty hide caption

itoggle caption Max Whittaker/Getty