https://apnews.com/16c2303399942a4015d3a780d2eec4e3

LOS ANGELES (AP) — With flames advancing toward the signature grove of ancient massive trees in Sequoia National Park, firefighters on Thursday fought fire with fire.

Using firing operations to burn out flammable vegetation and other matter before the wildfire arrives in the Giant Forest is one of several ways firefighters can use their nemesis as a tool to stop, slow or redirect fires.