President Trump said Monday they had been contacted by the other side and they want to work a deal.
Israel has attacked a major petrochemical plant in Iran's South Pars natural gas field and killed a top Revolutionary Guard commander.
President Trump voices frustration with allies as Iran war, strait closure pushes fuel prices higher
Spot prices of Brent crude, the international standard, hovered around $106 a barrel Tuesday, up more than 45% since the war started Feb. 28.
Iran's defiance came as Israel launched airstrikes on Tehran and as the United States deployed paratroopers and more Marines to the region.
Qatari Foreign Ministry spokesman Majed Al Ansari vowed that Iranian attacks on the gas-rich country “will not go unanswered.”
The briefing comes as the conflict has intensified into a wider war in the region.
The assassination of the second leader of the Islamic Republic, who had no designated successor, would throw its future into doubt.