RICHARD HOLBROOKE WAS IN BUDApest last Thursday when he received Secretary of State Warren Christopher's call informing him that he would be returning to Bosnia. After serving as the primary architect of the Dayton peace plan, Holbrooke might be forgiven if he thought his business in the Balkans was finished (he's rumored to be leaving the State Department and returning to Wall Street later this month). But the arrangement was beginning to unravel, and the man who had knit it together in the first place was being summoned to perform some quick-stitch diplomacy.
The crisis that brought Holbrooke scurrying back was...