Nightly News | March 07, 2013
>>> two items regarding weight making news tonight. a new study shows paying people is an incentive to work off a few pounds. a chance to win or lose 20 bucks a month was enough to convince some dieters in a year-long study to drop an average of nine pounds. we also learned today, more than 20% of adults in this country are obese in every single state of the union except one, colorado. west virginia had the worst single obesity rate.