China is the biggest buyer of Irans oil. Could US sanctions threaten those ties?

The US has put the world on notice to cease doing business with Iran, but experts say Washington is wary China could retaliate against any sanctionsThe US has unveiled an expansion of sanctions that it says will cut off Irans economic lifeline but stopped short of the most punishing measures, instead putting the world on notice to cease doing business with the Islamic republic.Treasury secretary Scott Bessent warned other countries would need to sever business ties with Iran or risk being forced...