CHAPTER FOUR 6:15 p.m. United States Naval Observatory – Washington, DC Luke rode in the back of the black SUV as it pulled into the circle in front of the stately, white-gabled 1850s Queen Anne–style residence that for many years had been the Vice President’s official residence. Since the White House was destroyed two months before, this place had served as the New White House, which was fitting because the President had lived here for five years before taking on her new role. The two months Luke had been away, he almost never thought about this place, or the people inside. He kept the satellite phone with him at the President’s request, but for the first few weeks, he lived in dread of receiving a call. After that, he almost forgot he even had the phone. A young woman met him on the