Yes, Donald Trump tweeted out a nasty at Senator Elizabeth Warren referring to the Trail of Tears, after she announced she was running for president. Yes, it was racist and yes, it was disgusting to refer to a genocide of Native Americans as a joke. But he did it, and Seth Meyers tackled it. For her part, Senator Warren said Trump "is the latest and most extreme symptom of what has gone wrong in America," and Meyers jumped right on it. “Basically what she is saying is that Trump is not the disease but the symptoms.