 Mohammed Bagheer Khalibaf, the former nuclear negotiator Saeed Jalili and the cleric Mustafa Padmohammadi. 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. China's Public Security Bureau described the 55-year-old as brave and righteous. More from our correspondent Laura Bicker.