American Forces And Ukranian National Guard Take Part In Operation Fearless Guardian

YAVORIV, UKRAINE - APRIL 21: An American soldier with 173rd Airborne, (R) instructs a Ukrainian national guardsman in the use of a GP-25 grenade launcher on April 21, 2015 at the International Peacekeeping and Security Center near Yavoriv, Ukraine. Preliminary marksmanship instruction involves learning to assemble and aim weapons without firing them. Operation Fearless Guardian is a six-month training exercise involving about 300 members of the American 173rd Airborne and about 900 Ukrainian National Guard troops. (Photo by Pete Kiehart/Getty Images)