An ambulance service employee has been terminated after being busted for allegedly selling drugs.The suspect, Travis D. Roberts, will appear for arraignment before Judge Bart Stanley this week. He stands indicted on two counts of possession and delivery of a schedule-two drug. The narcotic in question has been identified as Adderall, a psycho-stimulant most commonly used in the treatment of ADHD.According to Sheriff Jackie Matheny, Roberts was caught during a recent undercover drug-buying operation.