Olivia called me back forty minutes later. I had been sitting with my phone on the table in front of me since her message arrived, which was not something I usually did. I was usually the person who put the phone face down and did the other thing and checked it when I was ready. But Olivia had not complained once in four days of cross-referencing hotel records and flight manifests and public event schedules, and Olivia complained when things were difficult and said nothing when they were interesting, and the fact that she had said nothing for four days meant she had found something interesting, and I was not going to put that face down and do the other thing. She answered on the first ring, which meant she had been waiting too. “Tell me,” I said. “Right.” I heard the sound of papers, w

