![Greco Roman wrestling: The Emin Ahmadov of Azerbaijan](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2012/8/5/1344204801759/The-Emin-Ahmadov-of-Azerb-007.jpg)
Photograph: Antonio Olmos for the Guardian
![Greco Roman wrestling: Chinese Li Shujin and the Bulgarian Aleksandar Stoyanov Kostadinov](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2012/8/5/1344204811028/Chinese-Li-Shujin-and-the-010.jpg)
Photograph: Antonio Olmos for the Guardian
![Greco Roman wrestling: Choi Gyujin of South Korea stands over Alexei Bel of Cuba](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2012/8/5/1344204789572/Choi-Gyujin-of-South-Kore-003.jpg)
Photograph: Antonio Olmos for the Guardian
![Greco Roman wrestling: Japanese fans rooting for their wrestler](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2012/8/5/1344204792669/Japanese-fans-rooting-for-004.jpg)
Photograph: Antonio Olmos for the Guardian
![Greco Roman wrestling: Kohei Hasegawa and Denmark's Haakan Erik Nyblom](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2012/8/5/1344204783353/Kohei-Hasegawa-and-Denmar-001.jpg)
Photograph: Antonio Olmos for the Guardian
![Greco Roman wrestling: Li Shujin](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2012/8/5/1344204814027/Li-Shujin-011.jpg)
Photograph: Antonio Olmos for the Guardian
![Greco Roman wrestling: Azerbaijan's Rovshan Bayramov](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2012/8/5/1344204786482/Azerbaijans-Rovshan-Bayra-002.jpg)
Photograph: Antonio Olmos for the Guardian
![Greco Roman wrestling: Spenser Thomas Mango](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2012/8/5/1344204795709/Spenser-Thomas-Mango-005.jpg)
Photograph: Antonio Olmos for the Guardian
![Greco Roman wrestling: The Croatian Neven Zugaj leaves after winning his match](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2012/8/5/1344204804765/The-Croatian-Neven-Zugaj--008.jpg)
Photograph: Antonio Olmos for the Guardian
![Greco Roman wrestling: Tunisian wrestler Zied Ayt Okrame is despondent after losing his match](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2012/8/5/1344204798753/Tunisian-wrestler-Zied-Ay-006.jpg)
Photograph: Antonio Olmos for the Guardian
![Greco Roman wrestling: The Bulgarian coaching staff cool off Aleksandar Stoyanov Kostadinov](http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2012/8/5/1344204807805/The-Bulgarian-coaching-st-009.jpg)
Photograph: Antonio Olmos for the Guardian