All In with Chris Hayes 07/31/13

Reza Aslan on that strange Fox interview, and the necessary...

Religious scholar Reza Aslan saw his book sales skyrocket and reach the number one spot on Amazon.com after a very odd interview on a Fox News' webcast. He joins All In to talk about his book, "Zealot," as well as what his interview exposed about religion in society. ... more Duration: {{video.duration.momentjs}}