French servicemen stand on a Leclerc main battle tank during a joint French US exercise involving HIMARS and MLRP rocket launchers and at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Andreea Alexandru)

A French serviceman works on an armored personnel carrier during an exercise involving HIMARS and MLRP rocket launchers and at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Vadim Ghirda)

French servicemen wearing face camouflage attend an exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Vadim Ghirda)

A French servicewoman, member of a Leclerc main battle tank crew attends an exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Vadim Ghirda)

Crew members of a Leclerc main battle tank stand during a joint French US exercise involving HIMARS and MLRP rocket launchers and at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Andreea Alexandru)

HIMARS systems launch rockets during a joint French US exercise involving HIMARS and MLRP rocket launchers and at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Alexandru Dobre)

A French serviceman stands on a Leclerc main battle tank during a joint French US exercise involving HIMARS and MLRP rocket launchers and at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Andreea Alexandru)

French servicemen stand on a Leclerc main battle tank during a joint French US exercise involving HIMARS and MLRP rocket launchers and at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Alexandru Dobre)

French serviceman operate a mortar during a joint French US exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Vadim Ghirda)

French servicemen stand on a Leclerc main battle tank during a joint French US exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Vadim Ghirda)

A French serviceman laughs during a joint French US exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Vadim Ghirda)

A rocket is launched from a French MLRP system during a joint French US exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Andreea Alexandru)

A rocket is launched from a HIMARS system during a joint French US exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Andreea Alexandru)

A rocket is launched from a HIMARS system during a joint French US exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Andreea Alexandru)

A rocket is launched from a HIMARS system during a joint French US exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Andreea Alexandru)

A rocket is launched from a French MLRP system during a joint French US exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Andreea Alexandru)

A French mobile launcher fires a rocket during a joint French US exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Vadim Ghirda)

A French serviceman stands on a Leclerc main battle tank during a joint French US exercise involving HIMARS and MLRP rocket launchers at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary. (AP Photo/Vadim Ghirda)

A rocket is launched from a HIMARS system during a joint French US exercise involving HIMARS and MLRP rocket launchers and at a firing range in Capu Midia, on the Black Sea shore, Romania, Thursday, Feb. 9, 2023. U.S. and French troops that are part of a NATO battlegroup in Romania held a military exercise on Thursday to test the 30-nation alliance's eastern flank defenses, as Russia's full-scale invasion of neighboring Ukraine nears its one-year anniversary.(AP Photo/Andreea Alexandru)