From National School Breakfast Week to National Day of Unplugging, “Sunday Morning” takes a look at some notable events of the week ahead Source

The Vermont senator says he’s confident his grassroots fundraising efforts will give him the resources needed to defeat the president in the general election. Source

Since 1982, Vanna White has demonstrated that no one reveals letters better than she. Correspondent Mo Rocca talks with the “Wheel of Fortune” co-host about her 37 years revealing puzzles, her inauspicious audition, and filling in for Pat Sajak during his recent emergency surgery. Source

The Czech emigre supermodel was a familiar cover girl in the 1980s and ’90s and became the face of Estée Lauder. But now, Paulina Porizkova tells “CBS This Morning” co-host Anthony Mason, the modeling shoots are much rarer, and the death last September of her husband, Ric Ocasek of The Cars, left her with a shocking surprise. Source

The co-host of “Wheel of Fortune” talks about her 37 years revealing puzzles, and filling in for Pat Sajak during his recent emergency surgery Source

For the Czech emigre who was a familiar cover girl in the 1980s and ’90s, the modeling shoots are much rarer today – and the death last year of her husband, The Cars’ Ric Ocasek, left her with a shocking surprise Source

Dr. Jon LaPook with the latest information about the virus and how to protect yourself and others Source

Correspondent Ed O’Keefe reports on former Vice President Joe Biden’s big win in the South Carolina primary Saturday, and looks ahead to a “Super-sized” Tuesday in the presidential primary. Source

Hamilton, Missouri was like a lot of small towns with its best days behind it, before Doan and her family (who’d been through rough patches themselves) opened a quilting store, and launched her new career as a YouTube quilting celebrity Source

On March 1, 1873, the Remington company produced a typewriter with the now-familiar “QWERTY” keyboard Source