Here's a good article I read from townhall.com. I'm not familiar with them but they're obviously right-slanted. Nonetheless, the stories described in the article are, as far as I know, real. In fact they've probably all been posted here over time but this is a good summary of them all with a few pro-gun quips thrown in.
10 Stories That Prove Guns Save Lives - John Hawkins - [page]In a nation that already has more than 200 million guns, gun control does little other than make the work of rapists, robbers, murderers and nuts like Adam Lanza easier. When faced with gun control laws, the law abiding citizen has no choice other than to disarm or become an outlaw, but people with bad intentions are faced with no such moral dilemma. That's why the best friend of a rapist or a potential Adam Lanza is the gun control advocate who's working tirelessly to insure that his targets can't adequately defend themselves.