Russian swimmer Kolesnikov improves 50 back world record | AP News
Hunter Armstrong, an Ohio State swimmer from Dover, breaks world record in 50-meter backstroke
Liu Xiang breaks women's 50m backstroke world record - AS USA
Ohio State swimmer Hunter Armstrong breaks 50 meter backstroke world record | WSYX
Florent Manaudou | World Record 50m Backstroke | 2014 FINA World Swimming Championships - YouTube
Kliment Kolesnikov sets 50m backstroke world record to win European title | Sports News,The Indian Express
American Hunter Armstrong sets swimming world record in 50-meter backstroke
Armstrong sets 50m backstroke world record at U.S. trials | Reuters
Liu Xiang breaks women's 50m backstroke world record - AS USA
Hunter Armstrong Takes Down World Record in Men's 50 Backstroke
Liu breaks 50-meter backstroke world record at Asian Games | The Seattle Times
Etiene Medeiros | World Record 50m Backstroke | 2014 FINA World Swimming Championships Doha - YouTube
Russia's Kliment Kolesnikov breaks own 50m backstroke world record | More sports News - Times of India
100m Backstroke World Record
Canada's MacNeil sets 50m backstroke short course world record | Reuters
Hunter Armstrong shatters the world record in the 50 meter backstroke - Digital Journal
Ohio State swimmer sets world record in 50m backstroke | 10tv.com
World Record Alert | USA's Hunter Armstrong sets new global 50m backstroke standard
World record progression 50 metres backstroke - Wikipedia
Lilly King, Drew Kibler barely miss medals at World Championships
McKeown, inspired by father, breaks 100m backstroke world record - CGTN
A Look At Four Short Course Meters World Records That Are In Danger
World record progression 50 metres backstroke - Wikipedia
