Obama has built his public image around his ability to bridge divisions - racial, ideological or generational. And that was his reputation, even at Harvard Law School, where he was the first black president of the 'Law Review.
Mara LiassonThe [Hillary] Clinton campaign's recent travel schedule shows how seriously it takes this problem. She and her surrogates have held rallies in cities like Philadelphia, Detroit and Cleveland, trying to boost turnout among African-Americans.
Mara LiassonPeople like Ted Cruz, who has tried to position himself as the best second choice for [Donald] Trump supporters, wouldn't condemn him.
Mara LiassonThe establishment is divorcing itself from its base - from voters who are choosing a candidate who says he stands for things that are anathema to the establishment.
Mara Liasson