“Open” adoptions are becoming more common for children adopted within the U.S., but that’s not yet the case for transnational adoptions. Guest host Marty Goldensohn talks to two adoptive mothers about how much they should know about where their children came from. Also, is it in us? Testing our bodies for toxic chemicals found in everyday products. What do first names say about gender? And, tips for navigating New York's public transit system.