The UAE package includes an anti-ballistic missile system called THAAD which is designed to destroy missiles both within and beyond the earth's atmosphere.

BBC: Analysis: Selling arms to the Gulf

The U.S. military has positioned its Terminal High Altitude Area Defense (THAAD) missile defense system and its X-band radar system in the event a missile were to be launched toward Hawaii.

CNN: U.S. dismisses latest missile provocation by North Korea

Theater Wide and THAAD systems.

CENTERFORSECURITYPOLICY: Center for Security Policy | United States SenateWashington, DC 20510

And what - we can't leave out the terminal phase of missile defense, which is things like PAC-3, the Patriot Missile System, and the Terminal High Altitude Area Defense or THAAD, which would shoot down on a threat missile in the final phase of its flight.

NPR: Missile Defense, the U.S. and Europe