Supreme Court: Police Don't Need to Knock

In a decision that expands police search power under the Fourth Amendment, the U.S. Supreme Court ruled that police officers serving a search warrant may enter a home without knocking, and any evidence obtained as a result of the search may still be admissible, despite the police officers' violation of the so-called "knock and announce" rule.

• Read the Full Opinion
• Learn more about Search and Seizure and the Fourth Amendment