the economy's stronger than ever before and consumers are more confident about it. and gasoline is fairly cheap. a gallon almost $1 less than this time last year. hotels and airfare, though, are slightly up. i filled up in new jersey. >> you did. >> $2.59. >> that's a bargain. good deal. >> yeah, yeah. >> and you didn't have to pump it yourself in new jersey. >> that's right. that's the big plus. okay, so not gasoline but talking about solar power. and a solar-powered plane attempting to circle the globe without a drop of fuel has taken off once again. >> the "solar impulse 2" is finally heading for hawaii this morning after an unscheduled month-long stop in japan because of bad weather. there's only one pilot on board for the 120-hour flight to hawaii. >> the journey originated in china, and this is the longest leg so far. it's considered risky because there is no place to land in case of emergency. >> it's actually powered by more than 17,000 solar cells on its wings. that's how it gets its power.