According to a new report in The Hill, GOP aides and strategists fear that Donald Trump’s inability to adjust to Kamala Harris’s surge is shifting the Senate map against them. That’s striking, given how heavily the Senate map is tilted towards Republicans. So we checked in with Justin Barasky, a veteran Democratic operative who has worked on many Senate races over the years and is now involved in contests in Ohio and Arizona. He helps us break down the map, and assesses how realistic these GOP fears are, as well as what all this says about the true nature of Harris’s surge and Trump’s struggles.  Learn more about your ad choices. Visit megaphone.fm/adchoices