Nearly all police officers receive drunk driving detection training in the National Highway Traffic Safety Administration (NHTSA) Standardized Field Sobriety Testing (SFST), a 24 hour course that trains officers on how to administer 3 standardized field sobriety tests to drivers suspected of alcohol impairment.

A motorist is charged with OWI after a police officer stopped the vehicle for speeding, but the officer did not write a ticket for speeding. Is this a legitimate OWI arrest or can the motorist challenge the traffic stop?