Quintavius Waters, who worked as the hip-hop star's security guard was fatally shot at his apartment in Atlanta on Monday (07Dec15), according to the Atlanta Journal-Constitution.

Police are searching for the 23 year old's killer, who they believe took off in the victim's car with his pet dog.

Waters, whose body was discovered by a roommate, suffered a gunshot wound to the head.

Young Thug has yet to comment on the sad news.