Social media star Boo the Pomeranian dog has died at the age of 12. His owners say he had shown signs of heart problems ever since his "best friend" - a dog called Buddy - died in 2017.

Social media star Boo the Pomeranian dog has died at the age of 12. According to his owners Boo died from a “broken heart” after his “best friend” - a dog called Buddy - died in 2017 at ...