Update: China's sacred revolutionary heartland Yan'an launches high-speed rail link

XI'AN, Dec. 26 (Xinhua) -- A sleek silver bullet train departed Yan'an in northwest China's Shaanxi Province on Friday, linking the sacred revolutionary heartland to the country's rapidly expanding high-speed rail network.

The newly opened 299-km line connects Yan'an with Xi'an, the provincial capital and home to the famed Terracotta Warriors, slashing travel time between the two cities from about 2.5 hours to ro