Exactly how they plan to shoot down that satellite
Read a description of the missile expected to shoot an ailing satellite out of the sky.
Which missile is the U.S. planning to use to shoot down that ailing satellite, and how does it work? There's an interesting, technically thorough statement available from the Center for Defense Information. They've posted all manner of details about guidance systems, maneuverability, motors, and explosive mechanisms over on Wired: "Inside America's satellite-killing missile"