WASHINGTON, May 21 (Reuters) - The U.S. military carried out an air strike on Saturday targeting Afghan Taliban leader Mullah Akhtar Mansour in a remote area of the Afghanistan-Pakistan border region, the Pentagon said.

"We are still assessing the results of the strike and will provide more information as it becomes available," Pentagon spokesman Peter Cook said in a statement. (Reporting by Phil Stewart; Editing by Bill Trott)

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