Paratroopers assigned to the 173rd Airborne Brigade Support Battalion conduct an airborne operation from a U.S. Air Force 86th Airlift Wing C-130 Hercules aircraft Feb. 19, 2015 at Juliet Drop Zone in Pordenone, Italy. The 173rd Airborne Brigade is the Army contingency response force in Europe, capable of projecting ready forces anywhere in the U.S. European, Africa or Central Commands areas of responsibility within 18 hours.