MINNEAPOLIS (WCCO) – Mary Johnson’s son was murdered 20 years ago. She has since forgiven the man who killed him, but still feels compelled to work to stop the killing.
The Ruger SP101 Double Action revolver are on display 19 May, 2006, during the 135th National Rifle Association (NRA) Annual Convention in Milwaukee, Wisconsin. The show runs through 21 May.(credit: JEFF HAYNES/AFP/Getty Images)