Actually, I'm not. Police can detain you for questioning for 48-72 hours, depending on jurisdiction. After that time, they must either arrest you or set you fre

Actually, I'm not. Police can detain you for questioning for 48-72 hours, depending on jurisdiction. After that time, they must either arrest you or set you free. Things are much worse for people classified as "material witnesses". One such person was held in prison for 16 days. https://en.wikipedia.org/wiki/Material_witness https://en.wikipedia.org/wiki/Material_witness