What happened in a convenience store in Milwaukee confirms the view of those who want the Second Amendment upheld, that guns, yes, can be used to commit crimes but they can also be essential to prevent and stop them.
I'm on the fence on this, I can see the merits of both positions. And I can see that to let the state (and the criminals) be the only ones in possession of weapons requires an enormous amount of trust in that state.
Ernestine Aldana, a 48-year-old grandmother working in the shop, being threatened with a knife by a robber, responded by pulling out a gun and pointing it at him. He got scared and ran away.