Regrets Only, Rock Stars, Charles Melton, Heartland

Hosted by Jane Pauley. In our cover story, correspondent Susan Spencer explores the psychology of romantic regrets on the Sunday before Valentine's Day. Also: Conor Knighton pulls us into a mason’s universe at the World of Concrete convention in Las Vegas; Tracy Smith sits down with Charles Melton to discuss his Golden Globe-nominated performance in "May December"; Jane Pauley helps shine a light on lantern festivals around the world held to celebrate Lunar New Year; Lesley Stahl catches up with Paul Giamatti; Steve Hartman examines Super Bowl betting; Faith Salie chats with fans of the Hallmark Channel series "When Calls the Heart"; and Jon Wertheim makes a case for Sports Illustrated’s comeback ahead of the Super Bowl.