Client found by police sleeping in car just off roadway with one wheel on public way, engine shut off, keys on floorboard with two open bottles of alcohol. Police testify that they wake client and she then miserably fails all field sobriety tests and is unable to recite the correct date, time or her present location. Defense stipulates to intoxication and argues government lacks evidence to prove operation or establish when the client consumed the alcohol in relation to the last operation of the car. Not guilty verdict following trial.