NOW YOU KNOW

• On April 26, 1986, the world's worst nuclear accident occurred at the  Chernobyl plant in the Soviet Union.
• On April27, 1865, the steamer Sultana exploded on the Mississippi River near Memphis, Tenn., killing more than 1,400 people, mostly freed Union prisoners of war.
• On April 28, 1967, heavyweight boxing champion Muhammad Ali refused to be inducted into the Army, the same day General William C. Westmoreland told Congress the U.S. "would prevail in Vietnam".
• On April 29, 1992, deadly rioting erupted in Los Angeles after a jury in acquitted four Los Angeles police officers of almost all state charges in the videotaped beating Rodney King.
• On April 30, 1970, President Richard M. Nixon announced the U.S. was sending troops into Cambodia, an action that sparked wisespread protest.