Nine years after 9/11 tragedy, America suffers from serious divisions, rhetoric is heating up. Where is the country headed?

Lawrence Hamm, of the Newark-based Peoples Organization for Progress, says the Kochs “are part of the worldwide strategy of imperialist domination; controlling the resources such as oil and natural gas.”

“These are the same elements that funded the reaction against Affirmative Action,” Mr. Hamm said. David Koch responded angrily to the New Yorker article, denying any connection to the Tea Party.