By Daniel Moxon Max Verstappen told Adrian Newey he wanted him to stay at Red Bull \- but insists he didn’t try to talk the long-serving designer out of leaving. Newey told colleagues over a week ago that he had decided to leave but the team were unaware of his intentions at first. After negotiating his exit, Red Bull announced ahead of this weekend’s Miami Grand Prix that the 65-year-old will leave early next year. It is the latest blow to the Formula 1 champions who continue to perform on track, but have struggled to contain controversies off it. Internal feuds and power struggles appear to …