Americans — left, right and terminally online — have been obsessed with former President Joe Biden’s fitness as president.

The scandal isn’t that the media and Democratic partisans conspired to keep us in the dark about Biden’s fitness for office.

Hundreds of thousands of photos were taken of Franklin Delano Roosevelt. And yet, there are only four known photos of him in a wheelchair. This was deliberate. FDR hid his disability from polio, even ...