According to the Supreme Court opinion in Draper v. U.S., involving the warrantless arrest of a suspect for transporting illegal drugs, based on an informant's information:
I. hearsay is not legally competent information and can never be used to determine probable cause.
II. hearsay information alone can always be used to establish probable cause.
III. hearsay information verified by the officer's own observations amounted to
Probable cause to arrest Draper.
IV. hearsay information verified by the officer's own observations amounted to reasonable suspicion to stop Draper but not probable cause to arrest him.

Question

Quizplus · Accepted Answer

The Supreme Court in Draper v. U.S. held that hearsay information, when corroborated by the officer's own observations, can establish probable cause for an arrest.

According to the Supreme Court Opinion in Draper V