But they have choices: they accept scoops/info from people who’ve lied to them in the past—ALL THE TIME—so long as it advances their preferred narrative.
You ALWAYS know the basic motivation for the source, especially if it’s a Trump story.
If I called Fusion Ken at MSNBC with a scoop about Adam Schiff’s misdeeds, he’d do what he could to protect him—because he’s clearly been a source.