War plans group chat scandal fits pattern of Trump's embarrassing weakness on information security

Rachel Maddow looks at Donald Trump's ridiculously poor track record of mishandling sensitive information, with the scandal of several of his top officials thoughtlessly discussing military plans in an insecure group text raising questions of criminality on top of the widespread outrage over the sheer sloppiness of their actions. Want more of Rachel? Check out the "Rachel Maddow Presents" feed to listen to all of her chart-topping original podcasts.