A second American aircraft carrier -- the USS Gerald R. Ford -- is heading toward the Middle East amid rising tensions with Iran, accompanied by destroyers and aircraft being redeployed from missions in the Caribbean region,

Iran's military drills coincide with U.S. aircraft carrier movements in the Middle East, as tensions rise over nuclear negotiations and regional conflicts.

The Iranian naval drill and the arrival of the USS Gerald R. Ford aircraft carrier near the mouth of the Mediterranean Sea underscore the tensions between the nations.

Trump expressed optimism last week that a nuclear deal could be made with Iran, but said he was prepared for the alternative.