Chicago (dpa) - A second case of the new lung disease from China has occurred in the USA. It is a woman in Chicago, who recently returned from the most affected Chinese city of Wuhan, the CDC said. In addition, more than 50 suspected cases were observed in 22 different states. In China, the number of detected infections in the country is currently around 900, according to the authorities. More than 25 of the patients have died, mostly older people with previous illnesses.