“U.S. company Northrop Grumman says it has demonstrated a successful launch of a Raytheon AIM-9X air-to-air test missile from a submerged Tomahawk Capsule Launching System. The successful test, part of the Littoral Warfare Weapon project, marks a milestone for a payload not designed for an undersea environment.”

via AIM-9X missile launched from under water – UPI.com.