It's that time of year when we thank the people who have helped us get through the last 12 months. Patricia Napier-Fitzpatrick, president of The Etiquette School of New York, shares some tipping tips so that you don't come off as a Scrooge.
In the middle of a military base outside Mexico City, an army colonel runs what he calls a kindergarten for dogs. Puppies that one day will become rescue dogs, or sniffer dogs for drugs or explosives, get their basic training here, at Mexico’s Army and Air Force Canine Production Center.