Though Haiti has experienced all manner of crises in its modern history — coups, US interventions, a devastating earthquake — the country hadn't seen a presidential assassination in over a century. "I was absolutely shocked," Robert Fatton, a native of Haiti who is an expert on Haitian politics at the University of Virginia, said. "I'm quite a pessimistic guy, but I didn't expect any assassination," Fatton added. "The idea that you have, what are for all practical purposes, foreign mercenaries coming into the country, going to the house of the president, and killing him — that to me was absolu...