01/12/19931993Wauwatosa, Wisconsin, United StatesWisconsin10Revered Associate principal Dale Breitlow was shot and killed in the school on December 1, 1993. Leonard D. McDowell, a 21 year-old former student, shot the principal three times with a .44-caliber Taurus revolver in a second-floor hallway by the math department. McDowell was found guilty of the murder and sane at the time of the shooting. His life sentence was upheld by the state Court of Appeals in April 1997."JSOnline.com News Archives". Nl.newsbank.com. 1993-12-02. Retrieved 2014-06-12.