A pro-Russian gunman controls a road after a night fight at the check point which is under the control of pro-Russian activists in the village of Bulbasika near Slovyansk, Ukraine, Sunday, April 20, 2014. (AP Photo/Efrem Lukatsky)
"The Backpack Shield slides into any backpack as small as 18" by 12”. Once in place, it provides protection from handgun-caliber bullets and even knife attacks. These have been discretely carried by USA Federal Air Marshals when traveling."