You can't? I'm not surprised. It's not in there.
Thats the constitutional authority.
Below is the power granted to the CIC to carry that out.
Congressional Record: September 14, 2001 (House) Page H5638 AUTHORIZING USE OF UNITED STATES ARMED FORCES AGAINST THOSE RESPONSIBLE FOR RECENT ATTACKS AGAINST THE UNITED STATES The text of H.J. Res. 64 is as follows: H.J. Res. 64 Whereas, on September 11, 2001, acts of treacherous violence were committed against the United States and its citizens; and Whereas, such acts render it both necessary and appropriate that the United States exercise its rights to self-defense and to protect United States citizens both at home and abroad; and Whereas, in light of the threat to the national security and foreign policy of the United States posed by these grave acts of violence; and Whereas, such acts continue to pose an unusual and extraordinary threat to the national security and foreign policy of the United States; and Whereas, the President has authority under the Constitution to take action to deter and prevent acts of international terrorism against the United States: Now, therefore, be it Resolved by the Senate and House of Representatives of the United States of America in Congress assembled, SECTION 1. SHORT TITLE. This joint resolution may be cited as the "Authorization for Use of Military Force". SEC. 2. AUTHORIZATION FOR USE OF UNITED STATES ARMED FORCES. (a) In General.--That the President is authorized to use all necessary and appropriate force against those nations, organizations, or persons he determines planned, authorized, committed, or aided the terrorist attacks that occurred on September 11, 2001, or harbored such organizations or persons, in order to prevent any further acts of international terrorism against the United States by such nations, organizations or persons. (b) War Powers Resolution Requirements.-- (1) Specific statutory authorization.--Consistent with section 8(a)(1) of the War Powers Resolution, the Congress declares that this section is intended to constitute specific statutory authorization within the meaning of section 5(b) of the War Powers Resolution. (2) Applicability of other requirements.--Nothing in this resolution supercedes any requirement of the War Powers Resolution.
How's this work for you?