NEW YORK (Reuters) - A 5-year-old affenpinscher named Banana Joe won best in show at the 137th Westminster Kennel Club Dog Show in New York on Tuesday. Judge Michael Dougherty also named a 20-month-old Old English sheepdog named Swagger as the reserve best in show, or runner-up. (Reporting by Jonathan Allen; Editiing by Daniel Trotta and Stacey Joyce)