>How do all this high powered leaders world wide get tricked like this? All they all that stupid?
Not Stoopid, Egotistical and self important. They have administrative assistants supposed to filter calls and their private numbers are known to only a few supposedly. Think about the hundreds to thousands of ex cabinet flunkies over the past 20 years wanting to be relevant again and thinking they know the answers.
As an aeronaut would say, Target Rich Environment