Business Insider:
Recent Iranian success at striking military and civilian infrastructure targets in the Persian Gulf region have led the American military to practice switching operational control of military operations from bases located within range of Iranian missiles to bases in the United States that are out of harm’s way.
US Central Command, which controls US forces in most of the Middle East and Central Asia, traditionally splits its headquarters and operations between a logistical and administrative base in Tampa, Florida, and its daily combat operations from a facility outside the Qatari capital of Doha.