For most of us, "special ops" is what we see in the movies: soldiers trained to kill using their thumb; Charlie Sheen carrying a semi-automatic. But special operations forces are for real, and the U.S. Navy version -- the SEALs -- completes some of the most dangerous military missions. How much do you know about this elite team of fighters?
Learn about the various branches of the U.S. Military. Find out how they were formed, their role in the nation's defense, and what it's like to be a soldier in one of these branches.
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