Almost immediately after the crash, Marcelo, in his immutable desire to reassure us, had shared his utterly logical conclusions with us. The plane had crashed at three thirty in the afternoon, so it made sense to think that our disappearance wouldn’t have been noticed until about four, and the soonest the rescue party would have been able to leave would be around five, a time when a flight into the cordillera was unthinkable because there were so few hours of daylight left.