Where do mass killings take place?

Crime Research presents this fact:

Read more here.
Maetenloch at Ace of Spades adds,

...mass killers may be evil but they're not stupid, and even jihadis bent on martyrdom still don't like getting shot.

Read more here.

"Exercise caution at soft target sites such as restaurants and theaters"

From Michelle Obama's Mirror:

Meanwhile, ISIS says they’re coming for America next. And we are told to “exercise caution at soft target sites such as restaurants and theatres.” And how, exactly, do they expect us to do that in cities like New York, Washington D.C. and Chicago where guns are banned?

"Don't shoot! I've got a knife and fork!"

Duh!

Found here.