For the residents of Kapiri Mposhi, Zambia, the global competition between the United States and China is right at their doorstep. Both countries have selected the town as an endpoint for their African regional railroad projects, making it the nexus from which American and Chinese tracks will diverge. The people of Kapiri Mposhi are, quite literally, facing a fork in the road, and the path they choose will have real consequences for the Sino-American race for influence…