On the Boston Bomber:
…said no one, ever.
Edited to add, via Arms and the Law:
Nate Bell of the Ark. legislature tweeted: “I wonder how many Boston liberals spent the night cowering in their homes wishing they had an AR-15 with a hi-capacity magazine?”
The Huffngton Post tries to critique that, but the most it can say is that it is “insensitive”. I think that means “true and annoying.”