Police have launched an investigation after finding drugs at Bobbi Kristina Brown's home

Roswell Police Department are said to have discovered the narcotics shortly after the 21-year-old actress was discovered unresponsive in a bathtub

While Bobbi - who is the only daughter of Whitney Houston and Bobby Brown - is currently "fighting for her life" in hospital, an investigation has been launched into the circumstances in which she was found after police conducted a second search of the property.

Roswell Police Department are said to have discovered the narcotics shortly after the 21-year-old actress was