Trump relies on right-wing cable news to launder his false claims about fraud

In the years-long competition among Fox employees to demonstrate the most obsequiousness to President Trump, it seemed unlikely that anyone might be able to surpass Sean Hannity’s robust lead. Maria Bartiromo, though, is making a late charge.

She was always in the running, of course. An interview she conducted with Trump in April 2019 was in the style of a sixth-grader interviewing her loquacious parent for a Career Day assignment. A month before the election, she let Trump ramble for an hour about the risks posed by mail-in voting, an...