In this Jan. 10, 2020, photo, Rural Fire Service large air tanker 134, operated by Coulson Aviation in the U.S. state of Oregon, drops fire retardant on a wildfire burning close to homes at Penrose, Australia, 165km south of Sydney. Three American crew members died Thursday when this C-130 Hercules aerial water tanker crashed while battling wildfires in southeastern Australia, officials said. (Dan Himbrechts/AAP Image via AP)