“I am a United States senator, not an Israeli senator,” he told Miller. “I support Israel. But my first interest is I take an oath … to the Constitution of the United States. Not to a president. Not to a party. Not to Israel. If I go run for Senate in Israel, I’ll do that.”
Hagel understands his oath to the Constitution in this context. Between this and his prior service are two good reasons to see him as SecDef. The little Lenin, Bill Kristol, is angry that Hagel won't swear fealty to the Likudniks the way a suck up like Graham or McCain would. America First.