Nick Gordon, the ex-boyfriend of Bobbi Kristina Brown, has died. He was 30. Gordon’s brother, Jack Walker Jr., confirms to PEOPLE that Gordon died Wednesday in Florida following a drug overdose.

Nick Gordon, the former boyfriend of Bobbi Kristina Brown, died from a heroin overdose, according to Florida’s Districts 5 & 24 medical examiner’s office.

Bobby Brown believes that Nick Gordon was responsible for not only Bobbi Kristina Brown’s death but also Whitney Houston’s. The New Edition singer, 52, said he’s of the opinion that Gordon ...