The daughter of late singer Whitney Houstonwas pulled unconscious from her bathtub Saturday at her Georgiahome, in an eerie echo of her mother's tragic death three years ago. Bobbi Kristina Brown, 21, was found by her husband and a friend at her home in Roswell, Roswell Police Department spokeswoman Lisa Holland said. Emergency services were called to assist before Brown was whisked to North Fulton Hospital for treatment. "She is still alive and breathing and other than that I do not know her condition at this time," Holland told a news conference. "Investigators are on the scene at the hospital and the house."Bobbi Kristina Brown 's family will take her off life support on Wednesday so that Brown can die on the same day as her mother Whitney Houston. Brown, 21, has been in a coma since she was found unresponsive in a bathtub at her home in Georgia on Jan. 31. Police are investigating the incident, focusing on Brown's romantic partner Nick Gord