Trump Derangement Syndrome (TDS) rarely kills, but it wounds, and it might be fatal to the Democratic crusade to take back the House. Once upon a time, and not so long ago, a sob and a whine for mercy in any press room would have been hissed, booed and shouted down by the embarrassed gentlemen of the press, including a few ladies as tough as muleskinners. Jim Acosta’s performance would have embarrassed Helen Thomas. They weren’t all giants in that ancient day, but they were grown-ups.