The United States is deploying military forces to the Middle East after Saturday’s drone attacks on major oil sites in Saudi Arabia that the administration of President Donald Trump has blamed on Iran.

“The president has approved the deployment of U.S. forces which will be defensive in nature and primarily focused on air and missile defense,” U.S. Secretary of Defense Mark Esper said at a news conference Friday.

Esper did not say how many troops would be sent, but said they would be primarily focused on air and missile defenses.

“As the President has made clear the United States does not seek conflict with Iran. That said we have many other military options available should they be necessary,” he said.

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