Pentagon chief orders submarine to the Middle East, tells aircraft carrier to hasten its transit ABC NewsDefense secretary orders submarine to Middle East, accelerates arrival of strike group ahead of anticipated Iran attack CNNU.S. Sends Carrier, Missile Submarine to Middle East as Iran Tensions Grow The Wall Street JournalU.S. sends more forces and military hardware to the Middle East in anticipation of Iranian attack on Israel CNBCMiddle East crisis live: US accelerates military deployment to region amid reports Iran may attack within days The Guardian