Pope Leo on Wednesday blessed a giant new tower at Barcelona’s famed Sagrada Familia Basilica after celebrating mass inside what is now the world’s tallest church. A choir of 600 singers performed at the service which lasted around 90 minutes and was attended by Spanish Prime Minister Pedro Sanchez as well as King Felipe VI and Queen Letizia. The stained-glass windows in various colours shone brightly in between the treelike columns of the temple as Leo delivered his homily in Spanish, Catalan...