ABOARD THE PAPAL PLANE (AP) — There is an odd sense of isolation when you are covering Pope Leo XIV from inside the Vatican’s traveling press pool: Escorted from venue to venue with police motorcades that clear even the most congested of traffic jams, it’s a membership that has many privileges. But during Leo’s epic four-nation trip to Africa , being inside the Vatican “bubble” has been an almost surreal experience, as an unprecedented back-and-forth plays out between U.S. President Donald