 There are four candidates, including one considered a moderate, the reformist Masood Bajeshkian. The others are the Speaker of Iran's Parliament, Mohammad Bagheer Ghalibaf, the former nuclear negotiator Saeed Jalili, and the cleric Mustafa Parmohammadi. The Japanese embassy in Beijing has flown its flag at half-mast in honour of a Chinese woman who was stabbed to death after confronting a man with a knife who was attacking a Japanese woman and her child.