President Trump warned the US would resume fierce attacks on Iran if American soldiers are killed, following recent exchanges of fire between the two sides.
The US launched a missile at an oil tanker attempting to reach an Iranian port and neutralized it, citing "violations of the blockade" imposed by Washington.
Iran has accessed most of its underground bases after a ceasefire, suggesting that the intense US airstrike campaign may not have achieved its desired effect.
US media reported that Trump lost his temper with the Israeli prime minister during a phone call about Lebanon, demanding Tel Aviv accept a ceasefire with Hezbollah.
US and Iranian delegations have reportedly agreed to extend a ceasefire and reopen the Strait of Hormuz, but President Trump has not yet approved the deal, according to Reuters.
Abu Dhabi, the capital of UAE, announced a major entertainment project to address declining visitor numbers caused by geopolitical tensions in the Middle East.