A few politicians have proposed an all-out ban on Assault Weapons. Dianne Feinstein springs to mind right away, even Bernie Sanders wanted them to be illegal.
As to the Clinton comment, this was mostly a reference to her proposal to sue gun manufacturers and dealers,, which was ridiculous. Also, people are still talking like she should be president anyway, so-.
I did not mean ever, I meant since the last event. I have heard a few since I posted my reply but I am not sure it is the worst situation to have. So far even courts have upheld state level bans on such things.