Tulsi Gabbard trashed the Democratic Party as “not the party that is of, by and for the people,” accused Kamala Harris of trafficking in “lies and smears and innuendo” and attacked Pete Buttigieg as naive. Her performance at Wednesday’s debate earned an attaboy from the Trump War Room. And some rank-and-file Democrats are at wit's end with the congresswoman who Hillary Clinton called “the favorite of the Russians.” “The question is whether she seriously hopes to be the nominee or if she has another agenda … her attacks on other candidates and her positions on issues seem very personal, not...