The people were the big story at the climate-change march this week — more than 300,000 of them — but they were joined by a couple of politicians. And the Cuomo-Christie show continued as the Democratic and Republican governors teamed up against terrorists everywhere. Those stories on This Week in Politics, with City Hall reporter Brigid Bergin, statehouse reporter Karen Rouse, and hosted this week by WNYC's metro editor, David Lewis.