A DC-10 Air Tanker firefighting aircraft discharges water over a wildfire in Tome, Chile, February 10, 2023. REUTERS/Juan Gonzalez 

A DC-10 Air Tanker firefighting aircraft discharges water over a wildfire in Tome, Chile, February 10, 2023. REUTERS/Juan Gonzalez 

A DC-10 Air Tanker firefighting aircraft discharges water over a wildfire in Tome, Chile, February 10, 2023. REUTERS/Juan Gonzalez 

A DC-10 Air Tanker firefighting aircraft flies over a wildfire in Tome, Chile, February 10, 2023. REUTERS/Juan Gonzalez 

A DC-10 Air Tanker firefighting aircraft discharges water over a wildfire in Tome, Chile, February 10, 2023. REUTERS/Juan Gonzalez 

A DC-10 Air Tanker firefighting aircraft flies over a wildfire in Tome, Chile, February 10, 2023. REUTERS/Juan Gonzalez 

A DC-10 Ten Tanker, a firefighting aircraft, is seen during the fires in central-southern Chile, February 7, 2023. REUTERS/Juan Gonzalez 

A DC-10 Ten Tanker, a firefighting aircraft, is seen during the fires in central-southern Chile, February 7, 2023. REUTERS/Juan Gonzalez 

A DC-10 Ten Tanker, a firefighting aircraft, is seen during the fires in central-southern Chile, February 7, 2023. REUTERS/Juan Gonzalez 

10 Tanker aircraft flies over the Oak Fire as it burns near Darrah in Mariposa County, California, U.S. July 23, 2022. REUTERS/David Swanson 

10 Tanker aircraft flies over the Oak Fire as it burns near Darrah in Mariposa County, California, U.S. July 23, 2022. REUTERS/David Swanson 

A Russian Tu-160 aircraft, MiG-31 fighter jets and an Il-78 air tanker fly in formation during a rehearsal for the flypast, which is part of a military parade marking the anniversary of the victory over Nazi Germany in World War Two, in central Moscow, Russia May 4, 2022. REUTERS/Evgenia Novozhenina 

A Russian Tu-160 aircraft, MiG-31K fighter jets and an Il-78 air tanker fly in formation during a rehearsal for the flypast, which is part of a military parade marking the anniversary of the victory over Nazi Germany in World War Two, in central Moscow, Russia May 4, 2022. REUTERS/Evgenia Novozhenina 

A Russian Tu-160 strategic bomber, MiG-31K fighter jets and an Il-78 air tanker fly in formation during a rehearsal for the flypast, which is part of a military parade marking the anniversary of the victory over Nazi Germany in World War Two, in Moscow, Russia May 4, 2022. REUTERS/Maxim Shemetov 

An Il-78 air tanker demonstrates refueling a Tu-95MS strategic bomber during a rehearsal for the Victory Day parade, which marks the anniversary of the victory over Nazi Germany in World War Two, in Red Square in central Moscow, Russia May 7, 2021. REUTERS/Evgenia Novozhenina 

An Il-78 air tanker demonstrates refueling a Tu-95MS strategic bomber above a monument to Kuzma Minin and Dmitry Pozharsky during a rehearsal for the Victory Day parade, which marks the anniversary of the victory over Nazi Germany in World War Two, in Red Square in central Moscow, Russia May 7, 2021. REUTERS/Evgenia Novozhenina 

An Il-78 air tanker demonstrates refueling a Tu-95MS strategic bomber over a cathedral during a rehearsal for the Victory Day parade, which marks the anniversary of the victory over Nazi Germany in World War Two, in central Moscow, Russia May 7, 2021. REUTERS/Shamil Zhumatov 

An Il-78 air tanker demonstrates refueling a Tu-160 strategic bomber during a flypast rehearsal ahead of a parade on Victory Day, which marks the anniversary of the victory over Nazi Germany in World War Two, in Moscow, Russia May 5, 2021. REUTERS/Shamil Zhumatov 

An Il-78 air tanker demonstrates refueling a Tu-95MS strategic bomber above Red Square and St.Basil's Cathedral during a flypast rehearsal ahead of a parade on Victory Day, which marks the anniversary of the victory over Nazi Germany in World War Two, in Moscow, Russia May 5, 2021. REUTERS/Shamil Zhumatov 

An Il-78 air tanker demonstrates refueling a Tu-95MS strategic bomber above Cathedral Square of the Kremlin during a flypast rehearsal ahead of a parade on Victory Day, which marks the anniversary of the victory over Nazi Germany in World War Two, in Moscow, Russia May 5, 2021. REUTERS/Tatyana Makeyeva 

Graphic shows the water or fire retardant capacity of aircraft fighting California's wildfires 

Cal Fire firefighters have been battling some of the largest fires in California’s history. About 2.2 million acres have been blackened. A fleet of specially equipped firefighting aircraft help fire crews on the ground. Tankers Recon 

An Il-78 air tanker demonstrates refueling a Tu-160 strategic bomber during a rehearsal for the flypast, which marks the 75th anniversary of the victory over Nazi Germany in World War Two, in Moscow, Russia May 4, 2020. The traditional large-scale Victory Day military parade across Red Square was postponed due to the outbreak of the coronavirus disease (COVID 19). REUTERS/Carsten Seibold 

An Il-78 air tanker demonstrates refueling a Tu-160 strategic bomber during a rehearsal for the flypast, which marks the 75th anniversary of the victory over Nazi Germany in World War Two, in Moscow, Russia May 4, 2020. The traditional large-scale Victory Day military parade across Red Square was postponed due to the outbreak of the coronavirus disease (COVID 19). REUTERS/Evgenia Novozhenina 

An Il-78 air tanker demonstrates refueling a Tu-160 strategic bomber during a rehearsal for the flypast, which marks the 75th anniversary of the victory over Nazi Germany in World War Two, in Moscow, Russia May 4, 2020. The traditional large-scale Victory Day military parade across Red Square was postponed due to the outbreak of the coronavirus disease (COVID 19). REUTERS/Shamil Zhumatov 

A firefighting DC10 aircraft known as 10 Tanker Air Carrier drops fire retardant near mountain homes at a wildfire dubbed the Cave Fire, burning in the hills of Santa Barbara, California, U.S., November 26, 2019. REUTERS/David McNew 

A firefighting DC10 aircraft known as 10 Tanker Air Carrier drops fire retardant near mountain homes at a wildfire dubbed the Cave Fire, burning in the hills of Santa Barbara, California, U.S., November 26, 2019. REUTERS/David McNew 

An MH-60S Sea Hawk is fastened down after it was landed on the flight deck of the U.S. Navy amphibious assault ship USS Boxer, near a Light Marine Air Defense Integrated System (LMADIS) counter-unmanned aircraft system mounted on a vehicle parked at the bow, in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

An MH-60S Seahawk aircraft flies over a tanker in the Arabian Sea off Oman July 17, 2019. Picture taken July 17, 2019. REUTERS/Ahmed Jadallah 

REFILE- REMOVING AND ADDING INFORMATION An MH-60S Sea Hawk is seen after it was landed on the flight deck of the U.S. Navy amphibious assault ship USS Boxer, near a Light Marine Air Defense Integrated System (LMADIS) counter-unmanned aircraft system mounted on a vehicle parked at the bow, in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

A U.S. Marine maintains an MV-22 Osprey aircraft on the USS Boxer (LHD-4) in the Arabian Sea off Oman July 15, 2019. Picture taken July 15, 2019. REUTERS/Ahmed Jadallah 

U.S. Marines work on MV-22 Osprey aircrafts after they landed on the deck of the USS Boxer (LHD-4) in the Arabian Sea off Oman July 15, 2019. Picture taken July 15, 2019. REUTERS/Ahmed Jadallah 

A U.S. marine watches MV-22 Osprey aircrafts after they landed on the deck of the USS Boxer (LHD-4) in the Arabian Sea off Oman July 15, 2019. Picture taken July 15, 2019. REUTERS/Ahmed Jadallah 

An MV-22 Osprey aircraft lands on the deck of the USS Boxer (LHD-4) in the Arabian Sea off Oman July 15, 2019. Picture taken July 15, 2019. REUTERS/Ahmed Jadallah 

A U.S Marine looks out of an MV-22 Osprey aircraft in the Gulf of Oman near the Strait of Hormuz July 15, 2019. Picture taken July 15, 2019. REUTERS/Ahmed Jadallah 

Wings of MV-22 Osprey aircrafts are seen during sunset on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

A U.S Sailor walks near MV-22 Osprey aircraft on the deck of the USS Boxer (LHD-4) in the Arabian Sea off Oman July 15, 2019. Picture taken July 15, 2019. REUTERS/Ahmed Jadallah 

U.S. aircrafts are seen on the deck of USS Abraham Lincoln in the Gulf of Oman near the Strait of Hormuz July 15, 2019. Picture taken July 15, 2019. REUTERS/Ahmed Jadallah 

A general view of U.S. aircrafts on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

An MV-22 Osprey aircraft is seen on the deck of USS Abraham Lincoln in the Gulf of Oman near the Strait of Hormuz July 15, 2019. Picture taken July 15, 2019. REUTERS/Ahmed Jadallah 

An MV-22 Osprey aircraft lands on the deck of USS Abraham Lincoln the Gulf of Oman near the Strait of Hormuz July 15, 2019. Picture taken July 15, 2019. REUTERS/Ahmed Jadallah 

F/A-18F aircrafts are seen on the deck of USS Abraham Lincoln in the Gulf of Oman near the Strait of Hormuz July 15, 2019. Picture taken July 15, 2019. REUTERS/Ahmed Jadallah 

F/A-18F aircrafts are seen on the deck of USS Abraham Lincoln in the Gulf of Oman near the Strait of Hormuz July 15, 2019. Picture taken July 15, 2019. REUTERS/Ahmed Jadallah TPX IMAGES OF THE DAY 

A U.S. Marine maintains an AV-8B Harrier aircraft on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

A U.S. Marine maintains an AV-8B Harrier aircraft on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

U.S. Marines maintain an AV-8B Harrier aircraft on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

MV-22 Osprey aircrafts are seen on the deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

A U.S. Marine maintains an MV-22 Osprey aircraft on the USS Boxer (LHD-4) in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

U.S. sailors move a CH-53E Super Stallion aircraft on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

U.S. sailors move a CH-53E Super Stallion aircraft on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

U.S. Marines maintain an AV-8B Harrier aircraft on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

U.S. Marines maintain aircrafts on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 16, 2019. Picture taken July 16, 2019. REUTERS/Ahmed Jadallah 

MV-22 Osprey aircraft takes off on the deck of the USS Boxer (LHD-4) in the Arabian Sea off Oman July 17, 2019. Picture taken July 17, 2019. REUTERS/Ahmed Jadallah 

U.S. Navy push back the AV-8B Harrier aircraft on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 17, 2019. Picture taken July 17, 2019. REUTERS/Ahmed Jadallah 

A U.S. Navy officer directs the AV-8B Harrier aircraft on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 17, 2019. Picture taken July 17, 2019. REUTERS/Ahmed Jadallah 

CH-53E Super Stallion aircraft flies as it secures the area around the of USS Boxer (LHD-4) in the Arabian Sea off Oman July 17, 2019. Picture taken July 17, 2019. REUTERS/Ahmed Jadallah 

A U.S. MV-22 Osprey aircraft flies over the Gulf of Oman off Oman July 17, 2019. Picture taken July 17, 2019. REUTERS/Ahmed Jadallah 

U.S sailors check the CH-53E Super Stallion aircraft on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 17, 2019. Picture taken July 17, 2019. REUTERS/Ahmed Jadallah 

A U.S. AV-8B Harrier aircraft lakes off on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 17, 2019. Picture taken July 17, 2019. REUTERS/Ahmed Jadallah 

A U.S. AV-8B Harrier aircraft lands on the flight deck of USS Boxer (LHD-4) in the Arabian Sea off Oman July 17, 2019. Picture taken July 17, 2019. REUTERS/Ahmed Jadallah