High-profile absentees at Moscow

Tyson Gay
Country: USA
Events: 100m, 200m
Title: Double World Champion, Osaka, 2007
Bests: 9.69sec, 2nd all time in Shanghai 2009; 19.58sec, 5th all time in NYC 2009

Asafa Powell
Country: Jamaica
Event: 100m
Title: Former World Record Holder
Bests: 9.72sec 4th all time, in Lausanne 2008

Yohan Blake
Country: Jamaica
Events: 100m, 200m
Titles: Daegu World Champion, 2011 (100m)
Bests: 9.69sec tied second best in Lausanne 2012; 19.26sec, second best all time in Brussels '11

Kim Collins
Country: St Kitts & Nevis
Event: 100m
Titles: Paris World Champion, 2003
Bests: 9.97sec in Lausanne 2013;
20.20sec in Edmonton 2011

Veronica Campbell-Brown
Country: Jamaica
Events: 100m, 200m
Titles: Olympic Champion Athens and Beijing (200m)
World Champion Osaka (100m) and Bejing (200m)
Bests: 10.76sec 8th all time in Ostrava 2011; 21.74sec 9th all time in Beijing 2008

Sanya Richards-Ross
Country: USA
Events: 200m, 400m
Titles: Olympic Champion in London (400m); World Champion in Berlin (400m)
Bests: 48.70sec 7th all time in Athens 2006; Continental Cup
22.09sec in NYC 2012

David Rudisha
Country: Kenya
Event: 800m
Titles: Olympic Champion in London '12, World Champion '11
Bests: 1:40.91 in London (World Record)

Caster Semenya
Country: South Africa
Event: 800m
Title: World Champion, Berlin
Best: 1:55.45 13th all time best in Berlin 2009

Liu Xiang
Country: China
Event: 110m Hurdles
Titles: Olympic Champion in Athens; World Champion in Osaka
Best: 12.88sec in Lausanne 2006 (World Record)

Dayron Robles
Country: Cuba
Event: 110m Hurdles
Title: Olympic Champion in Beijing
Best: 12.87sec in Ostrava 2008 (World Record)

Angelo Taylor
Country: USA
Event: 400m Hurdles
Titles: Olympic Champion in Sydney and Beijing
Best: 47.25sec (8th all time best) in Beijing, 2008

Yargelis Savigne
Country: Cuba
Events: Triple Jump, Long Jump
Titles: World Champion in Osaka and Berlin
Best: 15.28m in Osaka 2007 (Triple Jump); Long Jump: 6.91m

Christian Olsson
Country: Sweden
Event: Triple Jump
Title: Athens Olympic Champion; World Champion in Paris 2003
Best: 17.97m in Athens 2004

Nelson Evora
Country: Portugal
Event: Triple Jump
Titles: Olympic Champion Beijing; World Champ Osaka '07
Best: 17.74m in Osaka 2007

Walter Davis
Country: USA
Events: Triple Jump, Long Jump
Title: World Champion Helsinki 2005
Best: 17.71m in Indianapolis '06

Adam Nelson
Country: USA
Event: Shot Put
Titles: Olympic Champion in Athens; World Champion in Helsinki 2005
Best: 22.51m Portland, 2002

Jessica Ennis-Hill
Country: Britain
Event: Heptathlon
Titles: Olympic Champ in 2012; World Champ in Berlin 2009