Colon-Lopez Greeting Senior Enlisted Advisor to the Chairman Ramon “CZ” Colon-Lopez held a professional development opportunity for enlisted service members at Landstuhl Regional Medical Center, Germany, while touring the largest United States hospital outside the continental U.S., Feb. 19. SHARE IMAGE: Download Image: Full Size (1.09 MB) Photo By: Marcy Sanchez, Air Force VIRIN: 200220-A-EK666-0040M.JPG Photo Gallery