• Today is Thursday, Feb. 20, the 51st day of 2014. There are 314 days left in the year.
• Today's Highlight in History:
• On Feb. 20, 1944, during World War II, U.S. strategic bombers began raiding German aircraft manufacturing centers in a series of attacks that became known as "Big Week."
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• On this date:
• In 1792, President George Washington signed an act creating the U.S. Post Office.
• In 1809, the Supreme Court ruled that no state legislature could annul the judgments or determine the jurisdictions of federal courts.
• In 1862, William Wallace Lincoln, the 11-year-old son of President Abraham Lincoln and first lady Mary Todd Lincoln, died at the White House, apparently of typhoid fever.
• In 1907, President Theodore Roosevelt signed an immigration act which excluded "idiots, imbeciles, feebleminded persons, epileptics, insane persons" from being admitted to the United States.
• In 1933, Congress proposed the 21st Amendment to the U.S. Constitution to repeal Prohibition.
• In 1938, Anthony Eden resigned as British foreign secretary following Prime Minister Neville Chamberlain's decision to negotiate with Italian dictator Benito Mussolini.
• In 1950, the U.S. Supreme Court, in United States v. Rabinowitz, ruled 5-3 that authorities making a lawful arrest did not need a warrant to search and seize evidence in an area that was in the "immediate and complete control" of the suspect.
• In 1962, astronaut John Glenn became the first American to orbit the Earth as he flew aboard Project Mercury's Friendship 7 spacecraft.
• In 1971, the National Emergency Warning Center in Colorado erroneously ordered U.S. radio and TV stations off the air; some stations heeded the alert, which was not lifted for about 40 minutes.
• In 1987, a bomb left by Unabomber Ted Kaczynski exploded behind a computer store in Salt Lake City, seriously injuring store owner Gary Wright. Soviet authorities

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