New US Ambassador to the Vatican Presents Credentials to Pope Leo, Who ‘Underscored That Our Political Differences Can Never Be Resolved With Violence’ September 13, 2025 by Kateri Brian Burch, the new U.S. ambassador to the Holy See, presents his credentials to Pope Leo XIV in the Vatican’s Apostolic Palace on Sept. 13, 2025. Pope Leo told Ambassador Brian Burch that he is praying for Charlie Kirk’s widow and children. Read More