U.S. Park Police officers arrest demonstrators in front of the While House on Thursday. They were protesting against a proposed 1,700-mile-long pipeline that would carry oil from the tar sands in Alberta, Canada, to the U.S. Gulf Coast.
"Can something be called chicken or pork if it was born in a flask and produced in a vat?" asks Michael Spector. "Questions like that have rarely been asked and have never been answered."