Stanley Tucci: Searching for Italy will be back for Season 2 on March 13. CNN also said United Shades of America with W. Kamau Bell will return for a seventh season in the spring and This is Life with Lisa Ling's ninth season will premiere in the fall. CNN's new slate includes The Last Witness: Watergate, marking the 50th anniversary of the Watergate break-in. UFOs will look at the history of government and civilian investigations. And Patagonia: Life at the Edge of the World examines at the diverse landscapes and cultures of the South American region.