National political polls get all the glory, but the only polls that really matter are the surveys in the small group of battleground states that will make or break presidential aspirations.

Consideration of national polls at the expense of battleground state surveys in the presidential race resembles a doctor who tries to diagnose the injuries of the victim of a serious car crash without doing X-rays.

Vice President Kamala Harris has had slim leads in most of the national surveys since the presidential debate. There’s a good chance she wins the national popular vote, just as Hillary Clinton and Al Gore did in 2016 and 2000 respectively. But that hardly matters if she fails like Clinton and Gore to win most of the votes in the Electoral College.

The next six weeks will be a decisive and divisive road through the seven battleground states except for brief forays to Los Angeles, New York City, Houston, Boston and Washington, D.C. to raise much needed campaign cash and political capital. The seven states which will see most of the action are the........

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