Jim Geraghty of National Review and Greg Corombos of Radio America are very cautiously optimistic about tax reform getting done after the Senate Budget Committee approved the Senate bill and several of the likely holdouts now seem ready to pass it.  They're also concerned following the latest North Korean missile test, which seems to indicate the communist regime could hit the U.S. mainland with a nuclear-armed ICBM.  And they react to NBC firing longtime "Today" host Matt Lauer over sexually inappropriate actions.