The US has called for the release of 30 leaders of one of China's largest underground church network who were reportedly detained over the weekend in overnight raids in various cities. The list includes several pastors and Zion Church founder Jin Mingri who was arrested in the early hours of Saturday after 10 officers searched his home, said US-based non-profit ChinaAid. The Chinese Communist Party promotes atheism and tightly controls religion - still, some Christian groups are calling this