US aircraft carriers are moving around. More firepower is going to the Middle East.

The Nimitz-class aircraft carrier USS Harry S. Truman conducts flight operations in the Middle East region.

US Navy photo

• The US is officially extending the deployment of an aircraft carrier in the Middle East.
• The Pentagon is also directing a second carrier to the region while another moves into the Pacific.
• The force posture changes come amid high tensions between the US and Iran and its proxies.

American aircraft carriers are on the move as the US military...