The US is expanding sanctions on Iran's financial networks, targeting crypto, gold, aviation and shipping. Analysts say the measures may fuel inflation and strengthen informal markets without changing Tehran's behavior.

The United States is unveiling new sanctions against Iran today. These measures aim to cripple Iran's economy by targeting its oil sales. China buys most of Iran's oil and…

Tehran may count on links with China and others to weather the storm, but average Iranian people will bear the brunt.