Secretary of State Marco Rubio showed his support for NATO, the pope and Italy on his trip to the country, but said Trump may continue verbal attacks.

Il Pontefice: 'Se qualcuno vuole criticarmi lo faccia'. Missione sempre più in salita per Rubio a Roma (ANSA)

Marco Rubio, a devout Catholic, is set to meet with the first American-born pope at the Vatican on Thursday. Last month, Trump took to social media to call the pope 'WEAK on…