China has reported a new death from the H7N9 bird flu virus, state media said Friday, bringing the toll this year to at least four as the disease returns following its 2013 outbreak.The unnamed patient in Yangjiang in the southern province of Guangdong died on Wednesday from respiratory failure, the official Xinhua news agency said, citing local health authorities.It was at least the fourth fatality from the disease since January 1, after Guangdong reported its first death last week and the provinces of Zhejiang and Guizhou each announced one more.The H7N9 human outbreak began in China in February 2013.