U.S. President Donald Trump has ordered his Treasury Secretary to "substantially increase sanctions" on Iran,...after blaming Tehran for the recent attack on Saudi oil facilities.
For more on this and other news around the world, let's turn to our Kim Da-mi.
Da-mi, any timeline on when we can expect to hear how far-reaching these sanctions will be?

Mark, President Trump said he will reveal more details over the next 48 hours.
Speaking to reporters in LA on Wednesday, Trump said his thoughts on Iran have not changed, but he refused to elaborate about his next steps.
He said the ultimate response after the strikes would be war...but there were OTHER options.
The U.S. leader again warned that his country has the strongest military in the world.
Despite Iranian denials, Saudi Arabia says it's certain the attack was "sponsored by Iran."
On Wednesday, Saudi Arabia's Defense Ministry showed what it says was wreckage of drones and cruise missiles.
According to Saudi authorities, 18 drones and 7 cruise missiles were fired from the north, the direction of Iran.
To figure out how to respond to the attack, U.S. Secretary of State Mike Pompeo traveled to Saudi Arabia on Wednesday.
Calling the attack an "act of war," Pompeo said the attack had all the fingerprints of Iran's supreme leader.