Today on Meet the Press: Acting White House Chief of Staff Mick Mulvaney, House Majority Leader Rep. Steny Hoyer, D-Md., and Maine Republican Sen. Susan Collins discussed the partial government shutdown that's continuing into its third week. NBC News Capitol Hill correspondent Kasie Hunt, New York Times columnist David Brooks, former Maryland Democratic Rep. Donna Edwards and Washington Free Beacon editor-in-chief Matthew Continetti joined the panel.