
By Rana Foroohar, The Washington Post — The two most interesting questions in politics at the moment are whether Elizabeth Warren will be the Democratic candidate in 2020 and whether President Trump will still be around to duke it out with her. Neither is certain, of course, but Warren’s ascendance already guarantees that the 2020 election will come down, as elections often do, to a fight between old and new. Or, in this case,…