Logging out of an Internet addiction

Millions of teenagers caught in web of compulsive online game playing, Yang Yang reports in Beijing.

On an early November morning, 18-year-old Cheng Hang and his mother stepped down from the train into the cold Beijing air after traveling more than 800 kilometers overnight to the capital.

It was the third time they had visited the city in six months from Huai'an, Jiangsu province, traveling to hospitals they hoped would be able to cure Cheng's "disease".