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It’s Aug. 20, the 232nd day of the year; 133 days remain in 2018. The National Weather Service reports that yesterday’s Lake Michigan temperatures were 80 at the Chicago shore, 75 at the Chicago crib and 77 at the Wilmette buoy.

District 65 Board meets tonight.

No City meetings tonight.

Ago (from History.com and Onthisday.com):

1911: First around-the-world telegram sent, 66 years before Voyager II launch.

1862: Horace Greeley’s “The Prayer of Twenty Millions” is published.

1920: Professional football is born.

1940: Trotsky assassinated in Mexico.

1968: Soviets Invade Czechoslovakia.

1975: Viking 1 launched to Mars