Sorry about the WaPo source, don't know if y'all consider them to be suspect, but it looks like they were the first to report this.
...
Moreover, 52 percent said that they would support postponing the 2020 election, and 56 percent said they would do so if both Trump and Republicans in Congress were behind this.
Most of the news about politics these days makes me shake my head, but a few headlines make me feel genuinely concerned about our current and future political climate. I get that the poll was worded in such a way as to give a potential postponement a "legitimate" reason, but that's exactly how it would play out in real life. It's very revealing to see just how far people would be willing to take a single political figure at his word.