Commonwealth v. Costa

This case requires us to determine whether the police *511had reasonable suspicion to stop and pat frisk a suspect, Nilton Costa, based on information provided in a telephone call placed to a 911 emergency operator. The telephone call was made with a cellular telephone (cell phone). The caller did not identify herself, but was aware that her call was being recorded and that the police had identified the telephone number from which she was calling, before she provided the information. The caller gave a location and full description of the clothes worn by a “teenage” suspect, reported seeing him…