The White House can't name the capital of Israel?

White House press secretary Jay Carney is asked by a reporter what is the capital of Israel.

26 July 2012:
Reporter: What city does this Administration consider to be the capital of Israel? Jerusalem or Tel Aviv?
Jay Carney, White House press secretary: Um... I haven't had that question in a while. Our position has not changed. Can we, uh...
Reporter: What is the capital [of Israel]?
Jay Carney: You know our position.
Reporter: I don't.
Lester Kinsolving, World Net Daily: No, no. She doesn't know, that's why she asked.
Carney: She does know.
Reporter: I don't.
Kinsolving: She does not know. She just said that she does not know. I don't know.
Carney: We have long, lets not call on...
Kinsolving: Tel Aviv or Jerusalem?
Carney: You know the answer to that.
Kinsolving: I don't know the answer. We don't know the answer. Could you just give us an answer? What do you recognize? What does the administration recognize?Carney: Our position has not changed.
Kinsolving: What position?
Carney then moved on to another question.