A new strain of bird flu occurred in China after its fourth victim died, among the other 11 confirmed cases.
The 48-year old victim, who was a poultry worker in Shanghai, is one of many victims believed to have a direct contact with a fowl which may carry the virus also known as H7N9.
There are still no confirmations on the number of people becoming sick with the virus and health officials caution there are no signs it can ban be transmitted from one person to another.
Scientists said that the virus may have mutated, spreading more easily to animals and posing a bigger threat to humans.
Guidelines issued last week by the national health agency said that butchers breeders and sellers of poultry, and people working in the meat processing industry at higher risk.
This Associated Press report gives us an overview of the new bird flu case in China.