Trump's Biden obsession

Between the lines: Trump’s advisers take Biden very seriously.

Several have privately said they’re surprised he’s opened up such a strong early lead.

A few months ago, many of Trump’s advisers thought Biden would be formidable in a general election. But few thought he’d win a Democratic primary that looked likely to be dominated by left-wing activists.

Now they’re thinking: Sheesh! Maybe he can get through to the general.