Feature interview: Royal expert Sally Bedell Smith

<p>As part of CNN's continuing coverage of Queen Elizabeth II's final journey we welcome author Sally Bedell Smith, who has unique insight into the life of the royal family, having been granted special access by the Queen herself to her parents' letters and diaries. </p> <p>Also on today's show: Andreas Bjelland Eriksen, the state secretary for the Norwegian ministry of petroleum and energy, who shares a new proposal to help deal with Europe's surging energy costs.</p><p>To learn more about how CNN protects listener privacy, visit cnn.com/privacy</p><p> </p><p>Learn more about y...