Joint Training Helps Preserve a Culture Reserve Marines and Army personnel oversee the extension of a runway during Integrated Readiness Training Old Harbor, June 1, 2017, in Old Harbor, Alaska. Marine Aircraft Group 41 led the exercise, during which service members trained in a wide variety of skills while extending Old Harbor’s runway from 2,700 feet to 4,700 feet helping facilitate economic development. Courtesy photo SHARE IMAGE: Download Image: Full Size (0.25 MB) Photo By: Courtesy Photo VIRIN: 170601-O-ZZ999-0001.JPG Photo Gallery