For an unknown reason, Malaysia Airlines Flight 370's transponder, which sends out location information to radar stations, apparently stopped working. Dozens of ships are using a precise technique to try to find the missing plane. Chip Reid reports.
Airplanes and helicopters are using sophisticated surface radar to scan the ocean for any debris of the missing Malaysia Airlines plane. CBS News' Chip Reid reports on why the shallow waters could also be adding to the difficulty.
CBS News correspondent Chip Reid looks at the Johnson Space Center’s Neutral Buoyancy Lab, a pool with an underwater mock-up of the International Space Station where astronauts can train in weightless conditions in specially retrofitted spacesuits.
Chip Reid, CBS NEws, asks President Obama what sacrifices Medicare recipients will have to make under health care reform.
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