Officer Betty Shelby, 42, entered a not guilty plea to first-degree manslaughter charges in the shooting death of Terence Crutcher, 40.

A full toxicology and autopsy report wasn't readily available at the time of reporting, according to KOCO.

The Tulsa County District Attorney's office said that Shelby acted "unreasonably by escalating the situation from a confrontation," and became "emotionally involved," according to an affidavit obtained by ABC News.

Local

Tulsa police officer Betty Shelby has been charged with first degree felony manslaughter according to Tulsa County District Attorney Steve Kunzweiler. Officer Shelby fatally shot 40-year-old Terence Crutcher on a Tulsa Highway. District Attorney Steve Kunzweiler told reporters “We reviewed the facts of the allegations, it is our responsibility to determine if the filing of […]