Any US ship on the water is at risk of a submarine attack from below. This is the rocket which makes submarines think twice about trying it. It launched up into the air, flips over, and then plunges back into the water to torpedo the offending submarine.
The weapons work in conjunction with AWS - which we mentioned earlier - to ensure that deployment is swift and accurate. Thirty-eight other countries also own and operate these deadly weapons, which are manufactured in the USA by Lockheed Martin.