China environment chief resigns over toxic spill

BEIJING (Reuters) - China's environment chief resigned on Friday following a two-week crisis over a toxic spill that polluted a northeast China river, forced the shutdown of tapwater supplies to millions of Chinese and raised alarm bells in Russia. 

Xie Zhenhua, chief of the State Environmental Protection Agency since 1993, resigned and was replaced by the former forestry director Zhou Shengxian, Xinhua news agency said, citing a statement by the country's cabinet.