The pool was ushered into the Oval Office shortly after 3 p.m.
President Trump and Iraqi Prime Minister Haider al-Abadi were seated in chairs in front of the fireplace.
President Trump said: "We are honored to have the Prime Minister with us we are going to go in the Cabinet room in a little while. We'll see you then."
The president did not respond to a questions about "wiretaps."
The prime minister grabbed the president's arm and jokingly said, "We had nothing to do with the wiretap."
The pool was escorted out.
Moments earlier, the president greeted the prime minister at the West Wing portico.