Pope Francis meets Facebook founder Mark Zuckerberg

Pope Francis meets Facebook founder and CEO Mark Zuckerberg in Vatican City (L'Osservatore Romano/Pool Photo via AP)

Pope Francis has met with Facebook founder and CEO Mark Zuckerberg and his wife, Priscilla Chan, at the Vatican.

One topic they discussed was "how to use communication technologies to alleviate poverty, encourage a culture of encounter, and make a message of hope arrive, especially to those most in need," said Vatican spokesman Greg Burke.