Possible 2020 candidate Pete Buttigieg: “Electoral college needs to go”

The Democratic field of potential presidential candidates is quickly growing. Pete Buttigieg, the mayor of South Bend, Indiana, launched a presidential exploratory committee last week. Buttigieg joins “CBS This Morning” to discuss his new book, “Shortest Way Home: One Mayor’s Challenge and a Model for America’s Future,” and share why he’s exploring a 2020 bid.