Professional basketball player Michael Jordan sets an all-time record for points in an NBA playoff game with 63 against the Boston Celtics. The 2008 playoffs are in full swing. Let's see if someone can break MJ's record!

Rosie Ruiz, the first woman to cross the finish line at the Boston Marathon, is disqualified when officials discover she jumped into the race about a mile from the finish.

John Winston Lennon legally changes his name to John Ono Lennon during a short ceremony on the roof of the Apple Records building in London.

Hank Aaron of the Milwaukee Braves hits the first of his record 755 major-league home runs in a game against the St. Louis Cardinals.

At 66, Louis Armstrong becomes the oldest person to ever land at the top of the UK charts with the single "What A Wonderful World." He's also the oldest person to reach No. 1 on the Billboard chart when he accomplishes the feat in 1964 with "Hello Dolly."

America gets its name from German cartographer Martin Waldseemueller, who first used the term on a world map to refer to the huge mass of land in the Western Hemisphere, in honor of Italian navigator Amerigo Vespucci.