Washington Post: President Obama used his weekly radio and Internet address today to reach out to the people of North Dakota, South Dakota and Minnesota whose homes and livelihoods are threatened by the rising of the Red River. “Even as we face an economic crisis which demands our constant focus, forces of nature can also intervene in ways that create other crises to which we must respond – and respond urgently,” the president said. Obama on Tuesday declared a major disaster in North Dakota, …