A plutonium-packed generator disappeared on one of the world’s highest mountains in a covert mission that the U.S. will not talk about.

Britain’s domestic intelligence agency said China was using headhunters to gather intelligence from lawmakers and parliamentary staff members.

Xi Jinping gave two cellphones to South Korea’s president, who asked how secure they were. “You can check if there’s a backdoor,” he said with a laugh.

A botched spying case prompted accusations that the British government was soft on China, highlighting tensions between economic and national security interests.