Justin Higgins: Feinstein Falsely Politicizes Virginia Tech Massacre

jhpolitics.com: Feinstein Falsely Politicizes Virginia Tech Massacre

But that’s okay, she lies about everything else too, so she’s just being consistent.

As Gary Kleck noted:

Mass Shootings in Schools: The Worst Possible Case for Gun Control

And since I already mentioned Feinstein, this article at PJmedia talks a bit about the relevant part of her background:
San Francisco, 1978, Dianne Feinstein and Gun Control