At 5:35 p.m., police responded to a weapons related complaint which occurred in the 0-100 block of Farrell Street in Dartmouth. A 39-year-old woman reported that a man she knew was inside her apartment demanding money from her while threatening her with a knife. Officers entered the apartment and arrested a man without incident. The woman wasn't injured and officers recovered the knife used in the incident. A 28-year-old Dartmouth man is being held for morning court charged with robbery, assault with a weapon, uttering threats and four counts of breach of probation.