湖南国际频道人物纪实专题节目《聆听》。。After six months of scientifically advanced training, three of the world's most elite distance runners set out to break the two-hour marathon barrier. These pioneers go on a global trek to defy the unthinkable and break the two-hour feat, from testing in wind tunnels and running labs in the United States, to balancing training with their day-to- day lives in eastern Af...。Six people compete for a 30,000 euro reward by singing popular songs.。