Canadian Air Force, 436th Squadron 8th Wing, delivers 5 American soldiers to their High Altitude Low Open (HALO) altitude for airbourne training during PATRIOT, July 13, 2005. PATRIOT is the largest annual exercise held across the United States. This exercise increases the warfighting capabilities of the National Guard, reserve, and active components of the Air Force and Army. Additionally, Canadian, United Kingdom, and Dutch forces are participating, increasing combined effectiveness. (U.S. Air Force photo by Technical Sergeant Allen Pickert) (Released)