The mission is described as risky and complex and could take several days or longer to complete.
The sources say that Trump has not yet made a decision on the uranium raid as he wants to evaluate the risks to U.S. soldiers.
The U.S. Department of Defense, the Pentagon and U.S. Central Command (CENTCOM) have declined to comment on the matter.
Iran is estimated to have possessed more than 400 kilograms of uranium enriched to 60 percent and almost 200 kilograms of fissile material, which can be relatively easily processed into 90 percent-enriched uranium suitable for nuclear weapons.
