Justin Tallis/Getty Images Britain’s former ambassador to the U.S. Peter Mandelson , who is being investigated over emails he sent to his “ best pal ” Jeffrey Epstein, was arrested Monday amid fears that he was planning to flee the U.K., according to reports. Mandelson’s lawyers claimed on Tuesday that his arrest was prompted by a “baseless suggestion” that he was preparing to leave the country and settle overseas. Read more at The Daily Beast.