China’s top diplomat called for the swift reopening of the Strait of Hormuz in the first meeting with his Iranian counterpart this year, signaling Beijing’s efforts to de-escalate a global crisis just days before President Xi Jinping is set to meet with Donald Trump.

An explosion at a fireworks plant in a province in central China killed at least 26 people and injured 61 others, authorities said. The cause was unknown. The person in charge was detained.