Can't really say it has much to do with Aurora though, hell Southwest plaza area was nowhere near as dangerous as Saudi Aurora yet that didn't stop the Columbine massacre.
Assholes with guns all over the United States of violence.
I don't want to play devils advocate but it's good in a strange way that these events are so rare. The last one was several years ago, when I remember them being common (1-3 times per year).
For all the people making jokes, fuck you.
There are some seriously frantic, hopeless and traumatized people today.
Don't be all sitting there sucking on your sodas or beers typing on WF making a fucking joke.