OKLAHOMA CITY (AP) — Nearly 5 percent of vehicles flagged as uninsured in Oklahoma were identified by error, according to a prosecutor who leads a new program that includes automatic license plate readers.

The Oklahoma District Attorneys Council sent warning letters to at least 663 people who were subsequently able to verify their insurance coverage.

Prosecutor Amanda Arnall Couch said most errors can be attributed to owners failing to correctly register their license plate after purchasing a vehicle, The Oklahoman reported.

Arnall Couch, who runs the Uninsured Vehicle Enforcement Diversion pr...