New developments in the investigation of an overnight robbery outside of a North Sewickley Township convenience store. Police had been hoping that surveillance pictures would help lead them to the man who held up a gas station attendant. Around 10:00 last night, police say the suspect walked up to the attendant at the         B & B Mini-Mart on River Road in North Sewickley. The man held up a knife to the attendant and took between 200 and 300 dollars. North Sewickley Township Police Chief Jeff Becze tells Beaver County Radio that they have have a suspect in this case and that an arrest may be forthcoming.  Keep your radio tuned to 1230 WBVP and 1460 WMBA for the latest developments.