Here's yet another example where a 5-year old shoots his 2-year old sister with his own gun.
A 5-year-old boy accidentally shot his 2-year-old sister to death in rural southern Kentucky with a rifle he had received as a gift last year, authorities said....(T)he boy received the .22-caliber rifle as a gift. He said the rifle was kept in a corner and the family didn’t realize a bullet was left inside it...
http://www.washingtonpost.com/nation...946_story.html
At the risk of sounding like a callous prick, I don't feel the least bit sorry for the parents here.