Whether a law enforcement show of authority causing a vehicle to come to a complete stop, however briefly, constitutes a Fourth Amendment stop requiring reasonable articulable suspicion

Whe n law en forcemen t makes a show of authority that causes a vehicle to come to a complete stop, however b riefly, before fleeing, is that a stop within the meaning of the Fourth Amendment that would necessar ily require at least reasonable articula ble susp icion to justify law enforcement ’s actions?