Iran Threat To Trump Advisors Countered By $12m US Secret Service Operation

Former US President Donald Trump listens to his newly announced White House national security adviser Robert O'Brien speak to reporters after he named O'Brien as his fourth national security adviser at Los Angeles International Airport in Los Angeles, California, September 18, 2019.
Former US President Donald Trump listens to his newly announced White House national security adviser Robert O'Brien speak to reporters after he named O'Brien as his fourth national security adviser at Los Angeles International Airport in Los Angeles, California, September 18, 2019.

Iran's assassination threat against two US former national security advisers has been countered by a $12m-a-year Secret Service operation, official papers reveal.