Why Trump can't lead the war against white supremacy
Editor's note: John Avlon is a CNN senior political analyst. The opinions expressed in this commentary are his own. View more opinion articles on CNN.
(CNN) -- Twenty-four hours in America: two mass shootings perpetrated by young white men wielding weapons of war and killing 31 people.
At least one of them -- the El Paso shooter -- may have been motivated by white supremacist ideology. In a manifesto police believe belongs to the shooter, he allegedly warned of a "Hispanic invasion...