President Donald Trump has signed an executive order targeting Iran's supreme leader and his associates with financial sanctions.
"It's not in operation (yet) but it's something we're looking at with our partners", the official said, describing the concept.
Senior Iranian military commander Maj. In response to the matter U.S. said it would continue to "impose maximum pressure" until Iran gives up ambitions of expanding its nuclear programme.
US Secretary of State Mike Pompeo announced Sunday he was traveling to Saudi Arabia and the United Arab Emirates for talks on Iran.
Iran said on Monday that United States cyber attacks on its military had failed, while hinting that it could be willing to discuss new concessions if the USA were to lift sanctions and offer new incentives.
From the kingdom, Pompeo will travel next to Abu Dhabi in the United Arab Emirates, a close US ally.
Trump Says He'll Pause Deportations for Two Weeks, Awaiting Immigration "Solution"
However, the most the US has ever deported in a single year was in 2013, when about 435,000 were sent home. ICE says its agents were targeting immigrants with final deportation orders and previous criminal records.
Pompeo will be travelling to UAE next as tensions between United States and Iran continues unabated.
Pompeo flew to Saudi Arabia and the United Arab Emirates to meet their leaders days after Iran shot down a U.S. spy drone, prompting President Donald Trump to order and then cancel a retaliatory strike. In 2017, state media quoted North Korean leader Kim Jong Un calling Trump "the mentally deranged USA dotard".
He said the United States sought a coalition "not only throughout the Gulf states but in Asia and in Europe that understands this challenge and that is prepared to push back against the world's largest state sponsor of terror".
Later Tuesday, Rouhani spoke by phone with French President Emmanuel Macron and told him: "If the Americans again want to violate the waters and airspace of Iran, Iran's armed forces are assigned to confront them and will take a strong approach", according to the state-run IRNA news agency.
The airport in the southwestern town of Abha was struck shortly after 9 p.m. local time on Sunday. It had previously said a Syrian resident was also killed in the attack.
Riyadh has repeatedly accused Iran of supplying sophisticated weapons to the Huthis, who have launched cross-border attacks on facilities inside Saudi Arabia. A previous missile attack had led to damage to the arrival hall of the airport leading to the death of 2 and injuries to several. Iran on Tuesday sharply criticized new US sanctions targeting the Islamic Republic's supreme leader and other top officials, saying the measures spell the "permanent closure" for diplomacy between the two nations.
Pompeo is expected to discuss "ways to support maritime security" when he meets Abu Dhabi's crown prince, the US Mission to the UAE tweeted.