The deputy governor of Ukraine’s central bank, Sergiy Nikolaychuk, recalled a tense moment when Bloomberg reporters were asked to leave a building quickly and move toward an underground bunker. The reason appeared to be time-sensitive negotiations with international partners over a substantial aid package. In that instant, the scene shifted from a routine briefing to a high-stakes security protocol as officials weighed how best to secure a vital allocation of 1.4 billion dollars in emergency financial support from the International Monetary Fund. The urgency was clear, and the atmosphere was charged with a mix of risk and resolve as staff prepared for the worst while hoping for the best in the talks surrounding the aid package.