Summary: Multiple fire units, including Engine 21, Ladder 31, and Engine 31, were dispatched to 5455 North Keystone Avenue in Marion County, Indiana, in response to a reported gas leak outside the premises. The incident was reported at approximately 16:37 hours, and subsequent updates confirmed the ongoing response and location details. The situation involved a potential gas hazard outside the building, prompting a coordinated emergency response to ensure public safety.