Davenport apartment building collapse leaves residents missing.

An apartment building in downtown Davenport, Iowa collapsed on Sunday, with "some" people unaccounted for. Firefighters rescued seven people and escorted another 12 from the building, but the exact number of casualties is unknown. Rescue operations are ongoing, and a specialized unit has been requested to search for survivors. The stability of the building is a concern for rescuers, and the cause of the collapse is not clear at this point. The public is being asked to avoid the downtown area.