Letter from China: Humanoid robots take first marathon strides in silicon sprint
BEIJING, April 19 (Xinhua) -- The over-21-kilometer half marathon course struck a perfect balance: challenging yet doable for runners of all levels.
As dawn broke on Saturday, I joined participants on a shuttle bus headed to the starting line. The air buzzed with excitement: runners casually swapped personal bests, debated elevation changes and craned their necks for glimpses of pale purple paulownia flowers tha