Petro Poroshenko, a self-made confectionery magnate worth an estimated $1.3 billion, has emerged as the frontrunner in opinion polls leading up to Ukraine's presidential elections scheduled for May. The surveys show the one-time foreign minister is well ahead of his main rival, former Prime Minister Yulia Tymoshenko. Henry Ridgwell profiles the man who has pledged to rescue Ukraine's economy and face down Russia.
