YAVORIV, UKRAINE--New York Army National Guard Spc. Kris Sells a combat medic assigned to the Joint Multinational Training Group-Ukraine unloads a patient from a Canadian LVSW ambulance during a massive casualty (MASCAL) exercise at the Yavoriv Combat Training Center Nov. 17. During the exercise the units medics were tested on their skills and techniques while having to triage treat and transport a large number of simulated patients.