
Preview: Around the World in 20 Days
November 29, 2012 10:28 AM
Two adventurers have built the only solar-powered plane that can fly at night and hope to circumnavigate the world in it without burning any fossil fuel. Watch Bob Simon's report on Sunday, Dec. 2 at 7:30 p.m. ET and 7:00 p.m. PT.
First of its kind solar plane flies at night


