Vice President Harris – Amid rising tensions in the Middle East, correspondent Bill Whitakerinterviews Vice President of the United States Kamala Harrisin the Eisenhower Executive Office building. Whitaker speaks with the Vice President about the situation in Israel and Gaza in the wake of the Hamas terror attack, and travels with her aboard Air Force Two to see her discuss important domestic issues, including gun violence prevention and immigration, while advocating for the Biden administration's policy agenda at a college in Nevada. Marc Lieberman is the producer.A Quiet Invasion – Days after Russia invaded Ukraine, the country of Georgia applied for membership to the European Union, fearing that it could become Vladimir Putin's next target. Correspondent Sharyn Alfonsimeets with Georgian President Salome Zourabichvili in Tbilisi to discuss that E-U bid, the presence of Russian troops inside Georgia's borders, the recent influx of Russian residents and Kremlin influenced politics and propaganda, signaling a quiet invasion that she says is threatening the future of her country. Ashley Velie is the producer.The Air We Breathe –With a new strain of COVID-19 on the rise and flu season just getting started, Dr. Jon LaPookspotlights how lessons from the pandemic about the quality of indoor air are leading building owners to adopt new workplace air and ventilation systems to help contain contagious respiratory viruses. Andrew Wolff is the producer. The State of the Blues –Jon Wertheimreports from the town of Clarksdale, Miss., where the Delta blues first flourished and where local musicians have been carrying on the blues tradition for generations. In recent years, there's been something of a renaissance in Clarksdale, as new fans and young blues artists have rediscovered the place. Wertheim meets Clarksdale native Christone "Kingfish" Ingram, heir to a long line of blues greats from the Delta – with surprise guest, actor and local blues club ownerMorgan Freeman. This is a double-length segment. David M. Levine is the producer.