This Media Release is an update regarding the house fire this morning at 1:32 A.M. this morning at 3608 S. Anthony Blvd. As stated in an earlier report, fire crews upon arrival found the entire structure destroyed due to an apparent explosion.  After a preliminary investigation, Fort Wayne Fire Department investigators have determined that the explosion was caused by the release of natural gas into the structure. Investigators discovered that copper piping had been removed from the structure and subsequently may have caused the natural gas release. Investigation will be ongoing.