Pope Francis has urged all parties in Venezuela's crisis talks "not to get stuck in the conflict of the moment" (full text). Police chiefs from around the world signed the "Santa Marta Commitment" against human trafficking at the Vatican yesterday (full text, video). Theological studies "will only be fruitful when done with an open mind, and on one’s knees", the Pope told members of three Jesuit-run institutions in Rome yesterday (full text, video). Michael Sean Winters suggests Cardinal Walter Kasper is "on to something" with his reflections on Communion for the remarried. Cardinal Daniel DiNardo says US-Mexico border Masses aren't overly politicised. "Media nun" Sister Helena Burns explains why sarcasm "never works" on social media. And America's Science Channel has broadcast a programme claiming that “new evidence may prove the Vatican is hiding actual aliens from the public” (video). Follow me on Twitter @lukecoppen for updates throughout the day.