In a world where big problems demand big ideas, today's kind of a big day.
Today, from hundreds of aspiring engineers nationwide, a winner will be crowned in this year's "Future City Competition." Teams have spent months pondering solutions to the challenge of building temporary housing in a crisis - according to Bill Knight of National Engineers Week, people have the same needs whether they've lost their homes in a natural disaster, or in an economic meltdown:
Elizabeth Wynne Johnson reports.
Smithonian's Air and Space Museum was the scene of protests on Thursday as part of a national push by fast food workers for higher wages.