Sophia Belle

Sophia Belle, a 6-month-old bulldog, died during a training session at a Long Island Petco. (Photo: Handout)

CBS 2 Investigation: Did Heavy Handed Trainer Cost L.I. Couple Their Dog?

Her owners called her spunky, funny, and tough. A Long Island couple is mourning their 6-month-old dog, Sophia Belle, a pet that the couple treated like a child.