Bobby Brown’s sister Leolah was escorted from her niece Bobbi Kristina’s memorial service on Saturday after lashing out verbally at Pat Houston, former manager and sister-in-law to Bobbi Kristina’s mother Whitney Houston.

According to the LA Times, a Georgia judge has named Bobbi Kristina Brown’s father and aunt as her legal guardians, giving them the authority to make medical decisions on Brown’s behalf.

Bobbi Kristina Brown had been drinking heavily, as well as regularly using heroin, cocaine, and Xanax, in the months before she was found unconscious in her bathtub, People reports.

Citing sources close to the case, a reporter with Atlanta's WSB-TV says police are now investigating injuries to Bobbi Kristina Brown's face and boyfriend Nick Gordon's hands.

Authorities in Georgia have reportedly launched a criminal investigation into the case of Bobby Kristina Brown, who was found unresponsive in a bathtub last weekend and has been in a medically-induced coma since.

According to "a source close to the family," Bobbi Kristina Brown, the only child of the late Whitney Houston and Bobby Brown, was placed in a medically induced coma on Saturday after being found unresponsive in a bathtub, CNN reports.

Bobbi Kristina Brown—the 21-year-old daughter of Whitney Houston and Bobby Brown—was rushed to the hospital on Saturday after she was discovered "unresponsive" in a bathtub, CBS reports.

The rumors had been swirling for a while, but now there is video evidence that Whitney Houston's notoriously troubled daughter Bobbi Kristina, age 19, is doing sexy things with adopted brother Nick Gordon, age 22.