The Chairman of the Joint Chiefs of Staff may transmit communications to the combatant commanders from the president and secretary of defense, but the Chairman does not exercise military command over any combatant forces.
The Chairman of the Joint Chiefs of Staff may transmit communications to the Commanders of the Combatant Commands from the President and Secretary of Defense and advises both on potential courses of action, but the Chairman does not exercise military command over any combatant forces.
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