Update on the tragedy: 'Our hearts break:' Dog show owners grieve deaths of boxers killed in RV fire. What we know More dog news: Pit bull adopted after 4 long years at animal shelter.

In AKC conformation shows dogs compete in different classes based on breed and sex, with breeds divided into hound, terrier, working, herding, sporting, non-sporting, toy, and miscellaneous groups.

The dogs, all Boxers, were inside the RV when bystanders noticed smoking pouring from the vehicle, Hillsborough County Fire Rescue said.

An RV at the Florida State Fairgrounds for an AKC dog show caught fire, killing multiple boxers, officials said. At least 5 show dogs died.

It was 1996 when we adopted our first boxer and 2004 when we purchased our first AKC boxer named Fantasy," said Chappelear. "She's the mother of all 10 of the puppies that are being shown." ...