Take a ride in a robot semi-truck; What it means to be 'Educated'

Here & Now's Peter O'Dowd went on a ride in an autonomous semi-truck through Tucson, Arizona, where a company called TuSimple is making deliveries in semi-trucks without drivers. And, we revisit a conversation with Tara Westover about her book "Educated." One of the top books of 2018, "Educated" was released in paperback in February.