Polish General Adam Josk (L), the commander of the 6 Airborne Brigade in Krakow, shakes hands with General Richard C. Longo (R), the Deputy Commanding General, US Army Europe and Commander, US Army NATO, as Michael Foster, Commander of the 173rd Infantry Brigade Combat Team, smiles after arriving to participate in training exercises with the Polish army in Swidwin, northern west Poland April 23, 2014.[Photo/Agencies]