Normally, they would have been up by 7:30—they got up when the dog did—but their dog had had a big day yesterday, an extra walk up and down the hilly streets of Baltimore and a longer than usual game of tennis ball in the backyard, and was still asleep. So the problem wasn’t that it was too early when they heard a woman’s voice calling them from their living room at 8:45; the problem was that a woman’s voice was calling them from their living room. “Jerry? Sandra? You there?” It...