Walz did what he needed to do at the debate: boost the Democratic ticket

There weren’t any volcanic eruptions in the vice president debate, but the dramatic encounter between Minnesota Democratic Gov. Tim Walz and Sen. JD Vance (R-Ohio) was great theater. The debate, viewed by 43 million Americans, will have an impact on the outcome of the presidential race.

The effect may be minor, but a small disturbance in the force is all that it may take in a closely contested presidential race.  

A new series of polls in the battleground states conducted...