SCOOPSSam McAlister is the woman who clinched the 2019 interview with Prince Andrew described as a plane crashing into an oil tanker, causing a tsunami, triggering a nuclear explosion. She is many things beside: the first in her family to go to university; a trained barrister; a single mum; a master of persuasion. In her former BBC colleagues words, she was the booker extraordinaire, responsible for many of Newsnights exclusives over the past decade,