Transferring Supplies Army Lt. Gen. Jeffrey Buchanan, foreground, commander of Joint Task Force Puerto Rico; Puerto Rico Army National Guard Brig. Gen. Jose Rayes, commander, Joint Task Force Puerto Rico Dual Status; and Puerto Rico Army National Guard members transfer food, water and critical supplies from a UH-60 Black Hawk helicopter to a truck in Jayuya, Puerto Rico, Oct. 11, 2017. Air Force photo SHARE: Download: Full Size (2.45 MB) Tags: humanitarian relief, guard, hurricane maria, northcom, northern command, soldiers, army Credit: Air Force photo VIRIN: 171011-F-ZZ999-022A.JPG Photo Gallery