dogs

Dennis Slocumb of the International Union of Police Associations reacts to the firing of BR Police Officer Blane Salamoni, who fired six shots that took the life of Alton Sterling. Baseball Legend Denny McLain on the 50th anniversary of his 31-6 season and the first week of Major League action. Author Kim Brophey on the importance of dogs in the lives of Americans.

Scientists have used some new tricks and old dogs to show that thousands of years ago, wolves may have first become man's best friend in Europe.

Researchers extracted DNA from ancient wolf or dog fossils and compared it with DNA from modern dog breeds and wolves. Until recently, labs didn't have the kind of genetic tools they'd need to work with such old dog DNA and do this kind of detailed comparison.