One hundred thirty three cardinals will gather again on Thursday under the vaulted ceilings of the Sistine Chapel, which are decorated with Michelangelo's frescoes, including "The Creation of Adam," where they'll cast their second set of ballots to make one among them the next leader of the Catholic Church's more than 1 billion members worldwide.

Cardinals are returning to the Sistine Chapel today for the second day of the conclave to choose a successor to Pope Francis. Follow here for the latest.