1925 - in Tennessee, a law that prohibits the teaching of the theory of evolution takes effect. Months later the law is challenged in court in what becomes known as the Scopes Monkey Trial.

1996 - In Dunblane, Scotland, a gunman opens fire on the class of kindergarten nurse at an elementary school. The gunman kills 16 children and the teacher before killing himself.

And 1947 - in New York, the musical Brigadoon by Alan Jay Lerner and Frederick Loewe opens on Broadway.

Today in history, March 13th, Mike Gracia, the Associated Press.