It sounds like something out of a novel. Controversial writer and broadcaster Tarek Fatah is well known as a passionate secularist who takes on radical Islam. While visiting India, he started hosting a TV show. It became a huge hit, but that led to a plot to assassinate him, and Indian police have recently arrested a second suspect associated with this plot. Libby talks with Tarek about the whole strange saga.

Plus � What can we learn from the happiest places on earth? Explorer and educator Dan Buettner shares some lessons from two years of research.