A serviceman and his horse from the Household Cavalry, the Life Guards regiment, swim in the sea at Holkham Beach, Norfolk, England July 22. Photo: Chris Radburn/PA

Pro-Karadzic protesters clash with Serbian riot police during a demonstration in Belgrade July 22. War crimes fugitive Radovan Karadzic was arrested on Monday near Belgrade posing as a doctor of alternative medicine. Photo: Oleg Popov/REUTERS

Relatives of victims of the 1995 Srebrenica massacre hug each other after hearing the news of Bosnian Serb wartime president Radovan Karadzic's arrest, inside a memorial room in Tuzla, Bosnia Herzegovina July 22. Photo: Nikola Solic/REUTERS

A festival-goer falls after being carried during the Paleo Music Festival in Nyon, Switzerland July 22. Photo: Denis Balibouse/REUTERS

A vendor sells Chinese national flags and Beijing Olympic flags on a street in Jinan, Shandong province July 22. REUTERS

A man cools off at the scene of a fire that burnt down an industrial packaging company in Lagos, Nigeria July 22. Photo: Akintunde Akinleye/REUTERS

Student trainees take part in a summer military camp for civilians, organised by the Marine Corps, in Pohang, about 370 km southeast of Seoul, South Korea July 22. Photo: Jo Yong-Hak/REUTERS

Children lie on discarded mattresses next to a train passing through a Jakarta slum in Indonesia July 22. Photo: Beawiharta/REUTERS

Supporters of the ruling Congress party celebrate outside the party president Sonia Gandhi's residence in New Delhi, India July 22, after the government won a vote of confidence in parliament. Photo: Adnan Abidi/REUTERS

Relatives hold photos of Li Wen (bride) and Ma Ning (groom) during a special wedding ceremony in Zhengzhou, Henan province, China July 22. Li and her fiance Ma were killed during a vehicle accident in 2006. REUTERS

A student practises physical skills at an art school in Hefei, Anhui province, China July 22. Photo: Jianan Yu/REUTERS

A museum worker places her hands on a skull during the press preview of the "Skeletons: London's buried bones" exhibition in London, England July 22. Photo: Andrew Winning/REUTERS

A member of the Australian dance theatre group Bangarra performs "Mathinna" at the Sydney Opera House July 22. Photo: Daniel Munoz/REUTERS

Car park attendant Ken O'Keefe escorts a lost duck and ducklings back to a lake in Teesside, England after wondering off into his car park July 22. Photo: Owen Humphreys/PA

A young girl waits in a train carriage at the Kamalapur Railway Station, the largest in the country, in Dhaka, Bangladesh July 22. Photo: Spencer Platt/Getty Images