(Editor's Note: This story has been updated to include a statement from the head of the Space and Missile Systems Center's GPS directorate.) The Air Force and the United Launch Alliance this week put the service's fourth Global Positioning System IIF satellite into orbit with a successful launch from Cape Canaveral Air Force Station, FL. The GPS IIF-4 vehicle, built by Boeing, was launched on an Atlas V booster and took off during the first minute of its launch...
