Gary Meltz: Don't bet on Trump's impeachment to help Democrats win 2020

Impeaching Donald Trump is good short-term politics for Democrats. Today, all of the different constituencies which make up the Democratic Party are united behind this effort to hold the president accountable. Having worked on the Hill for a House Democrat, I can attest that getting Democrats all on the same page is no easy task.

But impeachment doesn’t change the long-term realities for Democrats: Republicans in the Senate will almost certainly acquit the president, which means removing Trump from the Oval Office will require Democrats to win the presidential election...