Stock Market Today: Oil Rises as Questions Hang Over Plan to Unblock Hormuz WSJLive updates: Iran warns American forces in Strait of Hormuz will be attacked if US guides ships CNNTrump says U.S. will 'guide' stranded ships through the Strait. And, key Senate races to watch NPROil prices rise as Trump plans to 'free' ships stranded due to Mideast conflict CNBC