A saw mill has caught fire in Indiana County, Pittsburgh's Action News 4 has learned. The blaze is happening at 1274 Brush Creek Road in Homer City. At least 10 fire departments are assisting to knock the fire down. There have been no reports of injuries. Watch video from SKY 4 in the video player aboveThis is a developing story. Stay with Pittsburgh's Action News 4 for updates. Download the WTAE mobile app to stay connected with breaking news.