JD Vance, Bill Mumy, How Japan Beats Obesity

In the United States, the percentage of obese adults is about ten times what it is in Japan, even though fast food, junk food, pizza and donuts are popular. Correspondent Adam Yamaguchi looks at what differentiates the Japanese diet. Actor Bill Mumy first became known for his childhood appearances on classic series such as "The Twilight Zone", and later as Will Robinson on "Lost in Space". Correspondent Jim Axelrod discovers how Mumy, now 72, avoided the dangers that other child actors faced while pursuing a Hollywood career.Vice President JD Vance and his wife, Usha, are expecting their fourth child. They talked with "Sunday Morning" national correspondent Robert Costa about family, his conversion to Catholicism, and his book, "Communion: Finding My Way Back to Faith".