How to overcome negativity and make it positive

Research shows negative experiences tend to affect us more strongly than positive ones. But a new book tells us how we can actually turn that bad into good. The book, “The Power of Bad: How the Negativity Effect Rules Us and How We Can Rule It,” is co-written by New York Times contributing columnist John Tierney. He joins "CBS This Morning" to discuss why we tend to focus on the bad and how to overcome it.