Inauguration Mass For Pope Francis

The mass is being held in front of an expected crowd of up to one million pilgrims and faithful who have filled the square and the surrounding streets to see the former Cardinal of Buenos Aires officially take up his role as pontiff.

Pope Francis’ inauguration takes place in front of Cardinals and spiritual leaders as well as heads of state from around the world.

Photos by: Dan Kitwood/Spencer Platt/Joe Raedle/Getty Images