December 16, 2018 CBS News Sunday Morning : Season 41 Episode 13

This week's broadcast, hosted by Jane Pauley, features David Pogue's look at what's in store for Sears since it fell into bankruptcy. Plus: Tracy Smith talks with singer Michael Bublé, back after a two-year break because of a family health emergency; Anthony Mason talks with actress Emily Blunt about taking on the iconic role of Mary Poppins in the new Disney sequel; Roxana Saberi visits the Lego factory in Billund, Denmark, where the popular toy is getting a makeover; Luke Burbank checks out a new twist in retail, "pop-ups"; and Serena Altschul gets a lesson in the marimba.