Government bears burden of establishing admissibility by preponderance of the evidence. D has right to testify at a suppression hearing without waiving 5 th Amendment. Fourth Amendment Prohibits unreasonable searches and seizures. Warrants generally not required to arrest someone in a public place. Nonemergency arrest in own home requires arrest warrant.
Police can detain occupants of premises during lawful search.
Station house detention PD needs probable cause to compel you to come to station house for fingerprinting or questioning. Person on premises solely for illegal purpose lacks standing. PD may reasonably rely on facial validity of warrant. Detaining occupants fine, but no search unless probable cause. Not entire house.