Jennifer Rubin: Maybe Trump’s incredible poll drop is real

When the Washington Post/ABC News poll released last week showed President Donald Trump’s approval down to 36 percent, we (and others) cautioned that more polling over a longer period of time would tell if this was simply a blip or if Trump’s myriad scandals — plus his boorish conduct regarding national hero Sen. John McCain, R-Ariz., who died last month — had finally taken a toll. (Not to mention that his trade wars are also causing pain in rural America.)We now have one