preston argued february decided march petitioner two companions seated several hours parked car arrested police vagrancy searched weapons taken police station officers car towed garage soon thereafter went garage first time searched car various articles found car later turned federal authorities used evidence trial federal resulting petitioner conviction conspiracy rob federally insured bank held evidence obtained search car without warrant inadmissible remote time place treated incidental arrest failed meet test reasonableness fourth amendment pp reversed remanded francis shea appointment argued cause filed briefs petitioner sidney glazer argued cause brief solicitor general cox assistant attorney general miller beatrice rosenberg justice black delivered opinion petitioner three others convicted district eastern district kentucky charge conspiracy rob federally insured bank violation conviction based largely evidence obtained search motorcar appeals sixth circuit affirmed rejecting contentions timely made trial appellate courts original arrest charge vagrancy subsequent search seizure violated fourth amendment granted certiorari view take case need decide whether arrest valid since hold search seizure police newport kentucky received telephone complaint one morning three suspicious men acting suspiciously seated motorcar parked business district since evening four policemen straightaway went place car parked found petitioner two companions officers asked three men parked men gave answers officers testified unsatisfactory evasive three men admitted unemployed together cents one men said bought car day later turned true produce title said reason meet truck driver pass newport night identify company worked say truck looked like know time arrive officers arrested three men vagrancy searched weapons took police headquarters car searched time arrest driven officer station towed garage soon men booked station police officers went garage search car found two loaded revolvers glove compartment unable open trunk returned station detective told one officers go back try get trunk officer able enter trunk back seat car trunk found caps women stockings one mouth eye holes rope pillow slips illegally manufactured license plate equipped snapped another plate items search one petitioner companions confessed two others name petitioner intended rob bank berry kentucky town miles newport police called federal bureau investigation case turned bureau articles found car use articles timely objections raised fourth amendment question consider amendment provides right people secure persons houses papers effects unreasonable searches seizures shall violated warrants shall issue upon probable cause supported oath affirmation particularly describing place searched persons things seized argued search seizure justified incidental lawful arrest unquestionably person lawfully arrested police right without search warrant make contemporaneous search person accused weapons fruits implements used commit crime weeks agnello right search seize without search warrant extends things accused immediate control carroll supra extent depending circumstances case place arrested agnello supra marron rabinowitz rule allowing contemporaneous searches justified example need seize weapons things might used assault officer effect escape well need prevent destruction evidence crime things might easily happen weapon evidence accused person immediate control justifications absent search remote time place arrest accused arrest custody search made another place without warrant simply incident arrest agnello supra may assume government urges either arrests valid police probable cause think car stolen police right search car first came scene decide question reasonableness search later time another place see stoner california post search car undertaken petitioner companions arrested taken custody police station car towed garage point danger men arrested used weapons car destroyed evidence crime assuming articles fruits implements crime vagrancy cf jeffers since men arrest police station car police custody garage danger car moved locality jurisdiction see carroll supra think search remote time place made incidental arrest conclude therefore search car without warrant failed meet test reasonableness fourth amendment rendering evidence obtained result search inadmissible reversed remanded