does "the House restaurant" mean "restaurant in the White House?"
For Walton, Moynihan, Horsky, and Duke, mourning thus began early; for John W. McCormack the confirmation was a private anticlimax. The Speaker had still been in the House restaurant when two reporters came to his table and said that Kennedy had been shot. Other reporters and Congressmen then began to dart up with bits and pieces of information. The appearance of priests convinced McCormack that the President had succumbed. Then, in the next minute, he was told that the Vice President had been shot and, in the minute after that, that Secret Service agents were on their way to the Hill to protect him.】
does "the House restaurant" mean "restaurant in the White House?" but according to the last sentence, "agents were on their way to the Hill to protect him", isn't him in the Capitol Hill? where is he then?