So while $1.6 billion accounts for only a fraction of the nation’s post-9/11 police militarization, it also represents the enduring aspect of that militarization—what remains in police inventories today. Consider it the runoff of endless war, or an index of how permanently the war on terror blurred the line between the police and the military. 

Cops Are Using Over $1 Billion in Post-9/11 Military Gear

This is disturbing.