Soldiers patrol the Donnely drop zone in Alaska during Exercise Northern Edge 98.
Soldiers from the 1st Battalion, 501st Infantry (Airborne) patrol the Donnely drop zone in Alaska on Feb. 18, 1998, during Exercise Northern Edge 98. More than 90,000 soldiers, sailors, Marines, airmen Coast Guardsmen and National Guardsmen are participating the exercise. Northern Edge 98 is designed to practice joint operational techniques and procedures, increasing interoperability between the services.