Gas stoves, versus electric stoves, have sparked some health and safety questions. What's the environmental impact of these appliances, and what are the politics of regulating them? On Today's Show:Somini Sengupta, international climate reporter for The New York Times and lead writer for the Climate Forward newsletter, explains why gas stoves have recently become a political flashpoint, and digs into what the science says about risks they may pose to our health and to the environment.