California on Sunday night, as the auxiliary spillway at the nation's tallest dam -- the Oroville Dam -- appeared to be in imminent danger of collapse and an historic catastrophe. As of Monday, the hillside beneath the spillway is reportedly holding, for now, but the lake which supplies drinking water to much of the state is near capacity with a week of rain forecast on the way, and the main spillway already crippled by a nearly 300 foot wide gash. The scenario playing out at this hour is precisely what had been predicted by environmental groups 12 years ago, but the warnings were ignored by both state and local officials. Eric Wesselman, the Executive Director of FriendsOfTheRiver.org -- one of the groups who tried to warn officials a dozen years ago -- joins us with the latest details on the potential collapse, evacuations, human and environmental impact, and some thoughts on why his group's warnings were ignored. Also today: The federal court may have put a temporary hold on Trump's 'Muslim travel ban' Executive Order, but his other orders on immigration proceed apace, with ICE raids rounding up hundreds of allegedly undocumented immigrants in about a dozen states over the past several days, even as Trump continues to lie about the effects of those raids. Again: Watch what he DOES, not what he says...