all smarter than all of us put together here. >> wallin has competed in beargreas 15 times. she's turned the race into a family affair. >> it's right in our own backyard. >> training usually starts in september. wallin's team of dogs runs a hundred miles each week. >> while eating 4,000 calories of meat each day. >> that meat is expensive. multiply by a dozen dogs, it's an investment. fewer and fewer mushers are willing to spend the time and money required to run long races like the beargreas. this year about 30 mushers participated in the race which is less than half than it was almost a decade ago. but for wallin and her family, it goes beyond the trail. >> it's very moving. it's very spirit all. great time to get your family rooted in deep tradition. now up to the future generation to stay on course. >> come on guys. >> jamie yuccas, cbs news. >> glor: that is the cbs evening news, later, "60 minutes." and first thing tomorrow, cbs this morning. good night. captioning funded by cbs and ford. we go further, so you can. >> kroft: the man in the gray coat with the german acc