Christopher Stevens and the Problem of American Diplomacy - NYTimes.com: “No one has sat back to say, ‘What are our objectives?’ ” said Prudence Bushnell, who was ambassador to Kenya when the Qaeda bombing took place there in 1998, killing more than 200 people and injuring 4,000. “The model has become, we will go to dangerous places and transform them, and we will do it from secure fortresses. And it doesn’t work.”