What is the obligation of a citizen to answer a police question?

What is the effect of the arresting officer's testimony that a defendant and his companions consented to accompany the police to the police station house to answer questions? ("New York", United States of America)

Does a police officer advising a defendant of the police policy and procedure and procedure to release their breathalyzer test results constitute psychological police coercion sufficient to exclude the test? ("New York", United States of America)

When a motorcyclist is stopped by police in a "hot pursuit" vehicle, can the police use the phrase "police pursuit" doctrine? (MultiRegion, United States of America)

Can a police officer continue questioning a suspect during questioning in a cocktail lounge? (MultiRegion, United States of America)

What is the current state of New York City Police's authority to approach and pose questions to citizens in the street? ("New York", United States of America)

Does a complainant have an obligation to report a theft to the police, not the police? (MultiRegion, United States of America)

Does a black police officer who reports overhearing racial slurs made by other police officers against black citizens have to engage in protected activity? (MultiRegion, United States of America)

What is the state of the law regarding the physical act requirement and the constitutional right of a suspect not to answer police questions? (MultiRegion, United States of America)

Does a police officer violate the Fourth Amendment by approaching an individual on the street or in another public place, by asking him if he is willing to answer some questions? (MultiRegion, United States of America)

Can a police officer stop a citizen for questioning in a consensual exchange? (MultiRegion, United States of America)