Official: Mystery Pneumonia in Southern China Killed 31 by End of FebruaryBEIJING (AP) - A mysterious form of pneumonia has killed 31 people in China's southern province of Guangdong through the end of February, a local government spokeswoman said Wednesday. Health experts say it isn't clear whether the deaths are linked to severe acute respiratory syndrome, or SARS, a fatal respiratory illness that has spread to three continents. In Guangdong, 24 people died in the provincial capital of Guangzhou and seven were elsewhere in the province, said the spokeswoman for the Guangzhou city government. She would give only her surname,...