NBC News exclusive: Trump has privately expressed "serious interest" in deploying US ground troops inside Iran. Not a full-scale invasion but a small contingent for "specific strategic purposes" — securing uranium, cooperating on oil production with new regime. WaPo: Army abruptly canceled 82nd Airborne exercise, fueling deployment speculation. WH denies: sources "not part of national security team." Iran FM Araghchi: "We are waiting for them." Source: NBC / Washington Post.