AP IMPACT: FAA touts $35 billion switch to GPS as way to save...

Summary: CHICAGO (AP) _ A World War II-era air traffic network that often forces planes to take longer, zigzagging routes is costing U.S. airlines billions of dollars in wasted fuel while an upgrade to a satellite-based system has languished in the planning stages for more than a decade.

Image Dimensions: 300 x 400