Last night at 12:46 am Pingree Grove & Countryside Ambulance 1253 responded Auto Aid Change of Quarters to Carpentersville for a Confirmed Structure Fire. The call was upgraded to a Box Alarm and Chief 1202 responded Change of Quarters. Both Pingree units along with a Hoffman Estates Engine covered Carpentersville Station 91 until 5:30 am, when they were released by Carpentersville Command.