Today is the 124th day of 2015 and the 46th day of spring.

TODAY'S HISTORY: In 1886, a labor demonstration in Chicago's Haymarket Square turned violent when a bomb exploded and demonstrators began rioting.

In 1959, the first Grammy Awards were held.

In 1970, Ohio National Guardsmen killed four students at Kent State University during an anti-war protest.

In 1979, Margaret Thatcher became the first female prime minister in British history.

In 1998, "Unabomber" Ted Kaczynski was sentenced to four life sentences plus 30 years in Sacramento, California.

TODAY'S BIRTHDAYS: Horace Mann (1796-1859), educator; Jane Jacobs (1916-2006), author/activist; Hosni Mubarak (1928- ), former president of Egypt; Audrey Hepburn (1929-1993), actress/UNICEF ambassador; Roberta Peters (1930- ), opera singer; Dick Dale (1937- ), guitarist; George Will (1941- ), journalist/author; Randy Travis (1959- ), singer-songwriter; Will Arnett (1970- ), actor; Erin Andrews (1978- ), sportscaster; Lance Bass (1979- ), singer; Rory McIlroy (1989- ), golfer.

TODAY'S FACT: About 14.6 million Americans were members of a labor union in 2014.

TODAY'S SPORTS: In 2002, Barry Bonds hit his 400th home run as a member of the San Francisco Giants, making him the first player to hit 400 home runs for one team and 100 for another. Bonds hit 176 home runs as a member of the Pittsburgh Pirates before joining the Giants.

TODAY'S QUOTE: "A teacher who is attempting to teach without inspiring the pupil with a desire to learn is hammering cold iron." -- Horace Mann

TODAY'S NUMBER: 5 -- Oscars for which Audrey Hepburn was nominated in the Best Actress category. She won once.

TODAY'S MOON: Between full moon (May 3) and last quarter moon (May 11).

Today is the 123rd day of 2015 and the 45th day of spring.

TODAY'S HISTORY: In 1802, Washington, D.C., was incorporated as a city.

In 1921, West Virginia approved the first state sales tax.

In 1973, construction was completed on Chicago's Sears Tower (later renamed the Willis Tower), the tallest building in the world at the time.

In 2006, Zacarias Moussaoui, convicted of conspiracy in the 9/11 terrorist attacks, was sentenced to life in prison.

TODAY'S BIRTHDAYS: Niccolo Machiavelli (1469-1527), statesman/philosopher; Golda Meir (1898-1978), Israeli prime minister; Bing Crosby (1903-1977), singer/actor; Pete Seeger (1919-2014), singer-songwriter; Sugar Ray Robinson (1921-1989), boxer; James Brown (1933-2006), singer-songwriter; Frankie Valli (1934- ), singer; Greg Gumbel (1946- ), sportscaster; Christina Hendricks (1975- ), actress; Dule Hill (1975- ), actor; Cheryl Burke (1984- ), dancer.

TODAY'S FACT: Residents of Washington, D.C., did not receive the right to vote in presidential elections until the 23rd Amendment was passed in 1961.

TODAY'S SPORTS: In 1987, Julius Erving of the Philadelphia 76ers played his final game, finishing with 30,026 points, 10,525 rebounds and 5,176 assists in his professional basketball (ABA and NBA) career.

TODAY'S QUOTE: "Rhythm is everything in boxing. Every move you make starts with your heart, and that's in rhythm or you're in trouble." -- Sugar Ray Robinson

TODAY'S NUMBER: 23 -- hours of solitary confinement each day for prisoners at the Supermax prison in Florence, Colorado, where Zacarias Moussaoui is imprisoned.

TODAY'S MOON: Full moon (May 3).

Today is the 122nd day of 2015 and the 44th day of spring.

TODAY'S HISTORY: In 1536, King Henry VIII of England had Anne Boleyn, Queen of England, arrested and imprisoned on charges of high treason.

In 1611, the King James Bible was first published in London.

In 1918, General Motors Corp. purchased Chevrolet Motor Co.

In 1945, tens of thousands of German troops in Berlin surrendered to the Soviet Union's Red Army.

In 2007, the International Criminal Court issued the first two arrest warrants for individuals accused of war crimes in Darfur, Sudan.

TODAY'S BIRTHDAYS: Benjamin Spock (1903-1998), author/physician; Engelbert Humperdinck (1936- ), singer; Larry Gatlin (1948- ), singer-songwriter; Christine Baranski (1952- ), actress; Donatella Versace (1955- ), fashion designer; Dwayne "The Rock" Johnson (1972- ), wrestler/actor; David Beckham (1975- ), soccer player; Lily Allen (1985- ), singer-songwriter; Kyle Busch (1985- ), race car driver.

TODAY'S FACT: There are 66 books in the King James Bible, 39 of which are in the Old Testament.

TODAY'S SPORTS: In 1920, the Indianapolis ABCs defeated the Chicago American Giants, 4-2, in the first baseball game of the Negro National League.

TODAY'S QUOTE: "The fact is that child rearing is a long, hard job, the rewards are not always immediately obvious, the work is undervalued, and parents are just as human and almost as vulnerable as their children." -- Benjamin Spock

TODAY'S NUMBER: 2,130 -- record-setting consecutive games streak by Lou Gehrig, "The Iron Horse" of the New York Yankees, broken when he benched himself for poor play on this day in 1939. Cal Ripken Jr. surpassed Gehrig's consecutive games record in 1995.

TODAY'S MOON: Between first quarter moon (April 25) and full moon (May 3).