China once again staged a half-marathon for humanoid robots. It delivered a record — and plenty of chaos. A robot from Chinese smartphone and gadget maker Honor clocked 50 minutes and 26 seconds at the event in Beijing on Sunday, according to a WeChat post by the Beijing Economic-Technological Development Area. That time beats the current human half-marathon world record set by Uganda's Jacob Kiplimo, who finished in 57 minutes and 20 seconds last month. Honor's robot's performance is a leap