Calling the interest in gun control after the Newtown Gunned-Down Kindergartners Tragedy "exploitation" is like calling the interest in destroying Al Queda after 9/11 "exploitation."
Or after an epidemic of polio, advocating for polio vaccinations as a preventative measure.
It's stupid to try and pretend that advocating for stricter gun control after this horror is anything more than finally doing something about a problem. You don't need much intelligence, Derek to figure THAT one out.
As for Rush --the public now knows Rush is no more than entertainment -- there's really few who think he's a legitimate political commentator and really believes he tells the truth. His history of angry, nasty rhetoric tell the story.