Q:Extract the answer to the following question from the movie plot. If the question isn't answerable, please output "Can't answer". Question: What does the trio use to overpower a mobile missile guard unit? Title: Spies Like Us Movie plot: Set in the Cold War Era anti-communist USA, this spy parody brings to light the differences and similarities between the USA and the USSR. Fitz-Hume (Chase), a Press Representative for the US State Department is a lazy womanizer with the gift of gab. Millbarge (Aykroyd) is a code breaker and language expert with US Intelligence who has been kept in the basement (literally) while others prosper on his talents. Sent to take a government skills test, the two are caught cheating and soon find themselves on a top secret government assignment in order to save their jobs. The two are teamed up, sent to an accelerated covert operations training camp and become GLG-20s (international covert operatives). The two are then sent to the Soviet-Pakistani border where they must make their way on the road to Dushanbe and to their final assignment. Comic misadventures follow the two on their way until they meet up with the real GLG-20s. Millbarge and Fitz-Hume discover they were decoys and they must decide if they should go through with their final mission, or defy their handlers who deceived them.===============================================================================Somewhere in a frozen forest, a missile on a portable launch gantry breaks through the trees. Surrounding it are guards in white snow-camouflage uniforms. The emblems on their uniforms suggest they are Soviet troops.Above the Earth, a spy satellite films the operation, beaming photographs down to Washington DC. At the Ace Tomato Company, an agent takes the photos out of a produce storage warehouse in a briefcase chained to his wrist. He drives to a private mansion where two men, Ruby and Keyes, study the photos -- after they lock the agent in a small hidden closet when they discover they don't have the key to his handcuff. Two generals, Sline and Miegs, meet with Ruby and Keyes and determine that the missile will be a workable scenario for a mission they have planned. They want to send in two covert operatives, GLG-20 level agents, to seize control of the...
A:
two GLG-20s to act as decoys