He appeals the denial of his suppression motion. When we review a motion to suppress evidence, we will uphold a circuit court's findings of fact unless they are clearly erroneous. However, the application of constitutional principles to the facts as found is a question of law which we decide without deference to the circuit court's decision. The Fourth Amendment prohibits unreasonable searches and seizures. See U.S. Const.
Statements given and items seized during a period of illegal detention are inadmissible.
The same standards which have been established for a stop challenged under the Fourth Amendment apply to a stop challenged under art. See id. at 21-22. The question of what constitutes reasonable suspicion is a common sense test. The test is designed to balance the personal intrusion into a suspect's privacy occasioned by the stop against the societal interests in solving crime and bringing offenders to justice. Duffy contends that none of his acts constituted illegal behavior.