Harry is puzzled by the death of Samuel Walker. The official line is that he committed suicide, but Harry doesn't buy it. When another CIA agent, Michael Braydon, turns up dead, Harry begins to wonder whether the two deaths have something to do with Basel.Harry is puzzled by the death of Samuel Walker. The official line is that he committed suicide, but Harry doesn't buy it. When another CIA agent, Michael Braydon, turns up dead, Harry begins to wonder whether the two deaths have something to do with Basel.