U.S. Army shuts down longtime ISR workhorses – Monkey Viral

US Army Retires Two Iconic Spy Planes

In late July 2025, the U.S. Army marked the end of an era with Operation PACIFIC SUNSET, a ceremony honoring the retirement of two of its most distinguished aerial intelligence platforms: GUARDRAIL and Airborne Reconnaissance Low (ARL). X / @DefensePost The event, held at Desidario Army Airfield, featured a final flight of the aircraft, exhibition displays, and a special tribute from Republic of Korea soldiers to the 3rd Military Intelligence Ba…

U.S. Army shuts down longtime ISR workhorses – Monkey Viral

The U.S. Army has officially retired two of its longest-serving airborne intelligence platforms — GUARDRAIL and Airborne Reconnaissance Low (ARL) — marking the end of more than five decades of continuous service in intelligence, surveillance, and reconnaissance (ISR) operations. According to The Defense Post, a ceremony was held at Desidario Army Airfield in South Korea […]