Unique' Usain Bolt challenges 400m record breaker Wayde van Niekerk to 300m showdown | Daily Mail Online
Usain Bolt - Wikipedia
Usain Bolt will attempt to break 150 meter world record in Rio de Janeiro - Sports Illustrated
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
Rio Olympics 2016: Usain Bolt proposes match race with
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
Bolt eyes Johnson's 400m record
Bolt Needs Little Urging to Crush His 200 World Record - The New York Times
Usain Bolt targets Michael Johnson's 400m record
Rio Highlights: Usain Bolt Defends Crown; S. African Sets World 400 Record | WBEZ Chicago
Usain Bolt record collection: the sprint king's greatest hits
Rio Highlights: Usain Bolt Defends Crown; S. African Sets World 400 Record : The Torch : NPR
Christopher Taylor breaks Usain Bolt's 400M record at World Youth Championships 2015, Cali (COL) - YouTube
When will Bolt's record be beaten? | The Economist
Olympics 2021: Teen freak breaks second Usain Bolt record
Usain Bolt aims to break own 200m world record at Rio Olympics | Olympics News | Sky Sports
Will lightning Bolt strike thrice? Usain lining up Johnson's 400m world record | Daily Mail Online
/origin-imgresizer.eurosport.com/2008/11/28/483566-23008722-2560-1440.jpg "Bolt could go for 400m - Eurosport")
Bolt could go for 400m - Eurosport
Allyson Felix: American Sprinter Just Beat Usain Bolt's Medal Record
Allyson Felix breaks Usain Bolt record for world titles, gets first gold as a mom - OlympicTalk | NBC Sports
Bolt legs out Jamaican win in 400 relay
Bolt - 100, 200 . . . 400m? | NEWS | World Athletics
Bolt steals the show; Van Niekerk sets the record - Los Angeles Times
Bolt, Jamaica smash world record in 400 relay – The Mercury News
Wayde van Niekerk: South African smashes 400-meter world record to take gold | CNN
