Hello how may I help you? Looking for sports records information please. What sports records would you like to know about? Can you tell me the fastest ever Olympian in the 100m dash Jamaica's Usain Bolt ran the 100m dash in 9.58 seconds in 2009. What was the previous record? The previous record was 10.49 seconds. Wow what an improvement! OK. Thanks for that information, bot. Can I help you with anything else today? That's all for now. Thank you! Have a great day!