Corvallis, Oregon-- College student Jayson Just commutes an odometer-spinning 2,000 miles a month. As CBS News Correspondent Sandra Hughes reports, his monthly gas bill once topped his car payment. "I was paying about $500 a month," says Just. So Just bought a fuel efficient hybrid and said goodbye to his gas-guzzling BMW. And what kind of mileage does he get? "The EPA estimate is 60 in the city, 51 on the highway," says Just. And that saves him almost $300 a month in gas. It's great for Just but bad for the roads he's driving on, because he also pays...