The 71-year-old pontiff had the lower lobe of his right lung removed on Tuesday. Catholic faithful converged on St. Key points and original sources are listed below.

• The 71-year-old pontiff had the lower lobe of his right lung removed on Tuesday.S1

• Catholic faithful converged on St. Peter’s Square on Sunday to welcome Pope Leo XIV back to the Vatican after surgeryS2

• Pope Leo XIV has returned to the Vatican after undergoing surgery to remove a lung tumor.S3