Call the Midwife, Season 3

This season, Chummy, PC Noakes and baby Freddy are back in the East End and Jenny faces huge challenges both personally and professionally. At Christmas, when an unexploded World War II bomb is found under a warehouse close to Nonnatus House, the nuns and dozens of local families find themselves homeless. Meanwhile, Dr. Turner is in a race against time to immunize children against polio.