Fatal Guizhou bus fire was arson: Guiyang police
Police say passenger in Guiyang, angered over wife’s possible affair, set fire to barrel of petrol

Authorities said yesterday they have detained a man suspected of starting a fire aboard a bus that killed six people and injured 35 this week in the southwestern city of Guiyang.
Guizhou provincial police said the suspect "took revenge on society" by igniting a barrel of petrol on the bus, causing the deadly blaze, Xinhua reported. The Ministry of Public Security's criminal investigation bureau said on its official weibo the man had suspected his wife was having an affair.
Police did not identify the suspect.
The bus caught fire near an elementary school on Thursday. Media reports said about 50 people were inside the vehicle.

Xinhua said a four-month-old boy was among the dead.