Perhaps it was the stranger's dark, piercing eyes that penetrated like x-rays deep into the inner soul. Unsettled, he moved on, shaking more hands. But a little further on, the stranger was there again.
An anxious voice behind said, "Let's get into the car, Mr President."
He didn't turn round. Instead, he stared as the stranger mouthed silently, "Watch out for my friend Lee, Mr President. He's watching out for you."