March 14 is Pi Day, which celebrates the mathematical constant measuring the ratio of a circle's circumference to its diameter (beginning with 3.14). Pi Day is celebrated internationally, and in 2009 it was decreed an official holiday by the US House of Representatives. Here are 3.14 ways to celebrate.
Mt. Diablo fire: The wildfire has spread to 3,718 acres or nearly 6 square miles of the Mt. Diablo region, more than double the 1,500 acres reported in the morning, and is 20 percent contained.
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