Travis Alan Kelly had Tetrahydrocannabino (THC) in his system, the active chemical in marijuana, when he drove a semi head-on into the SUV of Susan Ann Hartfelder in August. That's the word from the Milton Police Department after charging Kelly on Wednesday, despite the fact that Santa Rosa County jail view is showing the arrest involved alcohol.

The Milton Police Department says Kelly of Jay, was arrested this week, charged with DUI manslaughter and vehicular homicide in the death of 64-year-old Hartfelder, a beloved speech therapist at Bagdad Elementary School.

Hartfelder, Lewis Rd., Milton, died at the scene of the crash on Aug. 16, after a semi driven by Kelly,traveled over the center line and hit her SUV head-on, then continued past the impact site until it came to final rest inside a small building, according to Milton Police.

The accident happened at 6:15 a.m. at Stewart St. (Hwy 87) and Magnolia St. Three vehicles were involved, including a school bus that was able to stop as it came into contact with the SUV, causing minor damage to the school bus. There were no students on the bus.

Police say after Kelly was traveling north, Hartfelder was traveling south when Kelly crossed the center line, hitting Hartfelder's SUV. The impact caused the SUV spin around clockwise. When the SUV came to rest it was facing north in the outside lane, its front bumper touching the  school bus. There were no children on the bus at the time of the crash.

In addition to DUI manslaughter and vehicular homicide, Kelly has been charged with DUI unlawful blood alcohol level; DUI property damage and possession of marijuana under 20 grams.

He was booked Wednesday and remains in the Santa Rosa County jail on a bond of $152,000.