UAE Navy boats next to Al Marzoqah Saudi Arabia tanker are seen off the Port of Fujairah, UAE, May ,13, 2019. Saudi Arabia said on Monday that two of its oil tankers were among those attacked off the coast of the United Arab Emirates and described it as an attempt to undermine the security of crude supplies amid tensions between the United States and Iran. REUTERS/Satish Kumar

Tanker A. Michel is seen off the Port of Fujairah, United Arab Emirates, May 13, 2019. The UAE said on Sunday that four commercial vessels were sabotaged near Fujairah emirate, one of the world's largest bunkering hubs lying just outside the Strait of Hormuz. It did not describe the nature of the attack or say who was behind it. REUTERS/Satish Kumar

A damaged Andrea Victory ship is seen off the Port of Fujairah, United Arab Emirates, May 13, 2019. The UAE on Monday identified the vessels as two crude oil tankers owned by Saudi shipping firm Bahri, a UAE-flagged fuel bunker barge and a Norwegian-registered oil products tanker. REUTERS/Satish Kumar

A damaged Andrea Victory ship is seen off the Port of Fujairah, United Arab Emirates, May 13, 2019. The owner of the Norwegian vessel, Thome Ship Management, said the vessel was "struck by an unknown object". Footage seen by Reuters showed a hole in the hull at the waterline with the metal torn open inwards. REUTERS/Satish Kumar

Al Marzoqah tanker is seen off the Port of Fujairah, United Arab Emirates, May 13, 2019. Iran, embroiled in an escalating war of words with the United States over sanctions and the U.S. military presence in the region, moved to distance itself on Monday. Iran's Foreign Ministry called the incidents "worrisome and dreadful" and called for an investigation. REUTERS/Satish Kumar

Port officials take a photo of a damaged Andrea Victory ship at the Port of Fujairah, United Arab Emirates, May 13, 2019. A U.S. official familiar with American intelligence said Iran was a leading candidate for having carried out the attacks but the United States does not have conclusive proof. REUTERS/Satish Kumar