Harris wiped the floor with Trump. But what did we learn about her?

Did the debate cause a vibe shift? Columnists Charles Lane, Megan McArdle, Dana Milbank and Jim Geraghty discuss how much voters care about policy, whether Trump made any good points and how his false claims about pet-eating immigrants mask a genuine issue.

And don't forget to check out the first two stories in our series, “Who is Government? Seven writers go in search of the essential public servant.” 

The Canary, by Michael Lewis

The Sentinel, by Casey Cep

Keep an eye on Washington Post Opinions each Tuesday morning to see future installments.