Policemen patrol an empty St. Peter's Square at the Vatican, Sunday, April 4, 2021. Italy has entered a three-day strict nationwide lockdown to prevent new surges of the coronavirus. Police set up road checks to ensure people were staying close to home and extra patrols were ordered up to break up large gatherings in squares and parks, which over Easter weekend are usually packed with picnic-goers. (AP Photo/Gregorio Borgia)