Today is the 106th day of 2015 and the 28th day of spring.
TODAY'S HISTORY: In 1917, Vladimir Lenin returned to Russia in a sealed train after years in exile.
In 1943, Swiss chemist Albert Hofmann discovered the hallucinogenic effects of LSD.
In 1947, a fertilizer explosion during the loading of the freighter Grandcamp at a pier in Texas City, Texas, left more than 500 dead.
In 1963, civil rights leader Martin Luther King Jr. penned his famous "Letter from Birmingham City Jail."
In 2007, a gunman killed 32 people and injured 23 in a shooting spree on the Virginia Tech campus in Blacksburg, Virginia.
TODAY'S BIRTHDAYS: Anatole France (1844-1924), writer; Wilbur Wright (1867-1912), pilot/engineer; Charlie Chaplin (1889-1977), actor/director; Peter Ustinov (1921-2004), actor; Pope Benedict XVI (1927- ); Kareem Abdul-Jabbar (1947- ), basketball player; Bill Belichick (1952- ), football coach; Ellen Barkin (1954- ), actress; Jon Cryer (1965- ), actor; Martin Lawrence (1965- ), actor; Selena (1971-1995), singer-songwriter; Gina Carano (1982- ), model/actress.
TODAY'S FACT: Charlie Chaplin did not use dialogue in his movies until making "The Great Dictator" in 1940, 13 years after the first "talkie" appeared in theaters.
TODAY'S SPORTS: In 2003, Michael Jordan of the Washington Wizards played the final NBA game of his career, a season-ending 107-87 loss to the Philadelphia 76ers.
TODAY'S QUOTE: "Perfect love is the most beautiful of all frustrations because it is more than one can express." -- Charlie Chaplin
TODAY'S NUMBER: 0 -- hits allowed by Cleveland Indians pitcher Bob Feller on this day in 1940. Feller's performance remains the only Opening Day no-hitter in Major League Baseball history.
TODAY'S MOON: Between last quarter moon (April 11) and new moon (April 18).