Catholics must "persevere in the fellowship of the Church", Pope Francis said today at his last general audience before the summer break (short video, full video). Armed robbers have shot dead a nun in the Tanzanian city of Dar es Salaam. Pope Francis met Franciscan Friars of the Immaculate on June 10 to express his support for Vatican-appointed commissioner Fr Fidenzio Volpi, the Vatican has said. A married couple will join prelates launching the family synod working document tomorrow. Pope Francis is the most influential world leader on Twitter, according to a new analysis (study). Marco Tosatti argues that its "open season on conservatives" under Francis. And Rome Reports says the election of the first native Spanish-speaking pope since 1503 has Vatican officials racing to language classes. Follow me on Twitter @lukecoppen for updates throughout the day.