Terry v. Ohio, 392 U.S. 1 (1968), was a  decision of the  in which the Court ruled that it is not unconstitutional for American police to “stop and frisk” a person they reasonably suspect to be armed and involved in a crime. Specifically, the decision held that it is not a violation of the ‘s prohibition on unreasonable  when a police officer stops a suspect on the street and questions him or her even without  to , so long as the police officer has a  that the person has committed, is committing, or is about to commit a crime. The Court also ruled that the police officer may perform a quick surface search of the person’s outer clothing for  if they have reasonable suspicion that the person stopped is “armed and presently dangerous”. This reasonable suspicion must be based on “specific and articulable facts”, and not merely upon an officer’s hunch.