On Sunday April 26th 2009, Detroit 7th Battalion companies responded to a reported vacant building fire. While enroute Engine 29 reported heavy smoke showing, and stretched on the vacant 75 X 100 vacant commercial building. Upon on arrival of Chief 7 and building size up all firefighting crews were pulled from the building and this fire was fought defensive. Companies operated for aprox. 6 hours to bring this fire under control. With relief companies also ordered. Engines 29/27/33/10 Ladder 13 Squad 4 and chief 7 responded to this box alarm.