In "These Truths," Jill Lepore looks at the history of America's polarization
Historian Jill Lepore has written books on topics ranging from Wonder Woman to the Tea Party. The best-selling author is now taking on a bigger topic, the entire history of the United States. "These Truths" tracks the nation's story starting with Christopher Columbus' voyage. Lepore joins "CBS This Morning" to discuss how she hopes to put today’s polarization into context and highlight the role women played in shaping America’s political history.