Philosopher Rebecca Newberger Goldstein discusses her new book "Plato at the Googleplex: Why Philosophy Won't Go Away."
New York Times Reporter David Kirkpatrick sat for two hours on a hotel patio with Ahmed Abu Khattala, the man that authorities and witnesses say was a ringleader in the attack on the U.S. diplomatic compound in Benhazi.
That attack killed four Americans, including U.S. ambassador Christopher Stevens. Abu Khattala denies any responsibility for the attack.
We speak with David about why he’s not been arrested or even questioned.