August 17, 2024

Battleground Democrats are suddenly jumping at the chance to campaign with the top of the ticket. Outside groups are pushing resources toward offense. And swing House seats that President Joe Biden was losing by large margins are now tied.

Democrats cautiously believed that Biden’s exit would revive their chances in key races. Now they’ve gotten a pile of evidence that it has — and it’s not just a brief moment.

In recent days, dozens of Democrats in crucial House and Senate contests have finally gotten back post-Biden polling, and it shows the Vice President Kamala Harris effect is, indeed, real. Senate Democratic incumbents have been ahead in almost every single publicly released poll except in the red state of Montana. One Democratic group testing presidential numbers in competitive House districts rarely saw data that showed Biden above 50 percent; Harris is clearing that threshold and sometimes well above it. 

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