AP has declared winners in elections for nearly 180 years. This is why and how race calls are made

The Associated Press will compile votes and declare winners in elections across the U.S. on Tuesday, just as the news organization has done for nearly 180 years.
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B.C. researchers find road salt most toxic to salmon during 24 hours after egg fertilization

Excessive use of road salt in winter is most toxic to salmon during the 24 hours after egg fertilization, according to an ...