Vice President Harris; A Quiet Invasion; The Air We Breathe; The State of the Blues

S56 E7: The oldest and most-watched newsmagazine on television gets the real story on America's most prevalent issues. CBS News correspondents contribute segments to each hourlong episode. Topics range from hard news coverage to politics, lifestyle, pop culture, business, health, and science. The correspondents and contributors include Lesley Stahl, Scott Pelley, Anderson Cooper, Bill Whitaker, Sharyn Alfonsi, Jon Wertheim and Norah O'Donnell .