(WPXI) PITTSBURGH — A woman is in custody after an hours-long SWAT situation in Knoxville. Pittsburgh Police said they were called to the 100 block of Bausman Street at around 6:00 p.m. on Sunday. Two women at the scene told officers a third woman had assaulted them. She was believed to be barricaded on the second floor of a house with a gun. Nearby houses were evacuated as a safety precaution. SWAT units were called after police made multiple unsuccessful calls for her to come out of the house. The woman was taken into custody without incident at 10:19 p.m. Charges are expected to be filed.