Montgomery Co. chemistry teacher and husband arrested on drug charges

THE WOODLANDS, TX (KTRK) -- A Montgomery County high school chemistry teacher and her husband are in custody, facing several drug-related charges.

Haivan Bui, who teaches chemistry at both Oak Ridge High School and Lone Star College, is charged with possession with intent to deliver/manufacture a controlled substance. Her husband, Chris Hartwell, is charged with one count of possession of a controlled substance, one count of aggravated possession of a controlled substance and felon in possession of a firearm.

The Montgomery County Sheriff's Office special investigations unit and SWAT team went to the couple's home in the 300 block of Holly Creek Court in the Woodlands Friday to execute a search warrant.

Once inside, investigators say they found two ounces of methamphetamine and several ounces of a compound they say is used in 'date rape' drugs. They say they also found recipes for date rape drugs, as well as marijuana, prescription medications and a loaded shotgun.

Hartwell was arrested at the home. Bui was taken into custody at Oak Ridge High School.

The investigation is still ongoing and is actively being investigated at this time.