Matt Bai: Rubio’s rise and the end of the Bush dynasty

New Hampshire is a fiercely unpredictable place, and anything can happen in next Tuesday’s primary. But it sure looks like we’re witnessing the last week of the long Bush dynasty in Republican politics — vanquished, in part, by a onetime confidant who understood where American politics was going, writes Yahoo political columnist Matt Bai. This is not the way it was supposed to go down. Most analysts believed that Jeb Bush’s entry into the race had made Marco Rubio redundant.