Lifestyle, pop culture drive dog breed popularity Associated Press Copyright 2013 Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Updated 10:32 am, Tuesday, February 5, 2013 The breed's friendliness, intelligence and love of physical activity helped make it the most popular dog in America for the last two decades, according to American Kennel Club data released last week. Labrador retrievers are widely used as search and rescue, guide, therapy and service dogs, and they're also perfect ... Read More