Which dog will be named best in show? The National Dog Show returns to the Greater Philadelphia Expo Center in Oaks, Pennsylvania, this weekend — and it features some new breeds this year. David Frei, co-host and expert analyst for the National Dog Show, and Dr. Marty Greer joined CBS News Philadelphia on Friday to preview this year’s show. Head to the link in our bio for more on the 2025 National Dog Show. #nationaldogshow #dogs #dogshows