Michael Johnson challenges Usain Bolt to break 400m record | Usain Bolt | The Guardian
Unique' Usain Bolt challenges 400m record breaker Wayde van Niekerk to 300m showdown | Daily Mail Online
Usain Bolt ready to return to New York, scene of first 100 metre world record | Athletics News | ESPN.co.uk
Olympics 2021: Teen freak breaks second Usain Bolt record
Christopher Taylor breaks Usain Bolt's 400M record at World Youth Championships 2015, Cali (COL) - YouTube
Rio Olympics 2016: Usain Bolt proposes match race with
Van Niekerk was on for the record at 300m
Allyson Felix: American Sprinter Just Beat Usain Bolt's Medal Record
South African 400m World Record Holder Challenges Usain Bolt in 200m Dash
Usain Bolt will attempt to break 150 meter world record in Rio de Janeiro - Sports Illustrated
BBC Sport - Athletics - Usain Bolt puts 400m mission on hold until after 2012
Despite the rain, Bolt blasts 19.59sec in Lausanne – IAAF World Athletics Tour | NEWS | World Athletics
Usain Bolt aims to break own 200m world record at Rio Olympics | Olympics News | Sky Sports
![Watch Wayde's World Record 400m Race – And Usain Bolt's Face When He Saw That Time [Videos] – 2oceansvibe News | South African and international news](https://media.2oceansvibe.com/wp-content/uploads/2016/08/wayyyyyde.jpg "Watch Wayde's World Record 400m Race – And Usain Bolt's Face When He Saw That Time [Videos] – 2oceansvibe News | South African and international news")
Watch Wayde's World Record 400m Race – And Usain Bolt's Face When He Saw That Time [Videos] – 2oceansvibe News | South African and international news
Bolt, Jamaica set new world record in 4 x 100
When will Bolt's record be beaten? | The Economist
Bolt eyes Johnson's 400m record
Usain Bolt - Wikipedia
Wayde van Niekerk sets new 400m world record and it's gold for Usain Bolt and Andy Murray - What you missed last night at Rio 2016
Usain Bolt targets Michael Johnson's 400m record
/origin-imgresizer.eurosport.com/2008/11/28/483566-23008722-2560-1440.jpg "Bolt could go for 400m - Eurosport")
Bolt could go for 400m - Eurosport
Wayde van Niekerk reveals how Usain Bolt helped inspire him to break Michael Johnson's 17-year world record | The Sun
Rio Highlights: Usain Bolt Defends Crown; S. African Sets World 400 Record | WBEZ Chicago
