Vice President Kamala Harris has taken criticism from some Beltway insiders for not offering a sharp message to blunt voters’ preference for former President Donald Trump on economic issues. However, Semafor reporter David Weigel argues that these pundits have not been paying attention to the persistent advertising campaign that the Harris campaign and pro-Harris PACs have been running in swing states. Writing on Twitter, Weigel flagged a new poll from Marist showing not only that Harris currently leads Trump in the three Midwestern “Blue Wall” states, but has also erased enormous gaps that sh…