What to know

• A Chinese humanoid robot ran 100 metres in 9.39 seconds in a preliminary heat at the World Humanoid Robot Games in Beijing on Saturday, faster than the men’s world record held by Jamaican sprinting great Usain Bolt. Tiangong Ultra, developed by the Beijing Hum...S1
• A Chinese humanoid robot ran 100m in 9.39 seconds, beating Usain Bolt’s 9.58 second world record.S2
• Lightning finished the official heat in 9.47 seconds, faster than Bolt's 9.58 second record set at the 2009 World Athletics Championships in Berlin.S3
• A Chinese humanoid robot on Saturday ran a 100-meter sprint in 9.32 seconds, surpassing the world record set by Jamaican legend Usain Bolt.S4