In a mile-long building on the edge of Fort Worth, Texas, an assembly line is taking shape to build the F-35 Joint Strike Fighter. Lockheed Martin, which got the contract to build the jet back in 2001, is slowly cranking up production. It's hard to keep a plane current, when it takes so many years to develop.
But Lockheed's Kevin McCormack says the F-35 is designed to change as technology evolves.
Gangsters have been part of life in Karachi, Pakistan's largest city, for decades. And nowhere is their rule more notorious than in the slums of Lyari, a dusty warren of low-slung tenement houses in the south central part of Karachi.
Most of the really big changes made by the 2010 health law don't start for another year. That includes things like a ban on restricting pre-existing conditions, and required insurance coverage for most Americans. But Jan. 1, 2013, will nevertheless mark some major changes.