About 50 airports across the United States have a special set of furry volunteers who help keep passengers calm on stressful travel days: therapy dogs.
원문출처 : http://www.cnn.com/videos/travel/2017/05/28/reduce-travel-stress-airport-therapy-dogs-sm-nccorig.cnn
원문출처 : http://www.cnn.com/videos/travel/2017/05/28/reduce-travel-stress-airport-therapy-dogs-sm-nccorig.cnn