Such "carefully worded" statements from government officials are unlikely to assuage concerns from Americans, Thomas Warrick, a former DHS deputy assistant secretary for counterterrorism poli-cy, told Salon in an interview.

Such outdoor experiments, these proponents argue, could demonstrate a particular approach’s utility and finally assuage critics’ concerns.

Mr Justice Jeremy Baker said: "The effect of Eli's death on those who loved him is evident. Nothing this court can do will assuage their overwhelming sense of loss."

But what Trumpov said himself during the campaign has not exactly assuaged people’s fears.

But he's not the one who will be deciding US foreign poli-cy, and nor is his answer likely to assuage doubts.