OKLAHOMA CITY – Benjamin Plank is undergoing another psychological evaluation as the federal case against him moves forward four years after the shooting that killed Oklahoma County Sheriff Deputy Sergeant Bobby Swartz.
Plank is currently at the Federal Medical Center in Fort Worth, where doctors will further evaluate whether he is competent to stand trial.
The case dates back to Aug. 22, 2022, when Sgt. Swartz and other Oklahoma County deputies went to a home in southwest Oklahoma City to serve an eviction notice…