Donald Trump cannot win the 2020 election, but the Democrats sure as hell can lose it. That’s why the Democrats have two options for the 2020 presidental race: Make the race a referendum on Trump and Trumpism, or lose. It’s just that simple. So please, Kamala Harris, Bernie Sanders, Elizabeth Warren, Amy Klobuchar, Cory Booker, Joe Biden, if you’re running, and the other dozen people stuffed into the growing field, heed my prayer: Check yourselves before you wreck yourselves, because at the rate you’re going, rushing to the left with reckless abandon, Trump’s reelection is looking more and more likely....