2236 hours – Box Alarm – Littlefield & Schoolcraft, fire reported in an occupied dwelling at 13330 Littlefield Street. Engines 30, 53, 53X, Ladder 27, Squad 1, Chief 4. Engine 30 on scene stretching on a fully involved dwelling requests another company for manpower (Engine 40). Engine 30 reports a partial collapse and they will be taking a defensive posture. Chief 4 assumed incident command reporting a 2 story vacant dwelling fully involved with extension to an unattached dwelling. Commercial box alarm sent due to 2 dwellings involved (Engine 59, Ladder 26, Squad 5).