The aircraft carrier Abraham Lincoln and B-52 bomber are already deployed along with the troops that are already stationed there i.e Qatar. White House is reviewing military plans that could see the deployment of up to 120,000 troops to the region although Trump is denying.
Arabs are in a full mode to have a war with Iran but for US it's not about Iran or Middle East in case if a war does happen but their main objective would be the containment of China and its growing influence in the Gulf