A high temperature alerts were issued as a record-setting summer heat wave continued to bake most parts of south China. (Reuters)

A truck is seen in a hole after part of the structure of a bridge collapsed into a river in Changchun, Jilin province May 29, 2011. Two truck passengers were injured, while the cause of the accident is still under investigation, local media reported. (Photo by Reuters/China Daily)

A Syrian rebel walks past Sham 2, a homemade armored vehicle, in Bishqatin, Syria, on December 8, 2012. From a distance it looks rather like a big rusty metal box but closer inspection reveals a homemade armored vehicle waiting to be deployed. Sham II, named after ancient Syria, is built from the chassis of a car and touted by rebels as “100 percent made in Syria”. (Photo by Herve Bar/AFP Photo)

Li Yuming, a local farmer who is interested in scientific invention, works on his unfinished miniature submarine “Xiaguang V” on the outskirts of Wuhan, capital of central China's Hubei province August 24, 2007. “Xiaguang V”, which is 3-metre long, 1.2-metre in height, has a maximum diving depth of 20 metres, and can hold two adults and one child at the same time. The submarine will be used for tour after safety test, local media said. (Photo by Reuters/Stringer)

“A dazzling exhibition featuring jewelry made with the world’s largest diamond will be part of the celebrations marking the 60th anniversary of Queen Elizabeth II’s reign. The jewelry was made with a 3,106-carat diamond discovered in 1905 at the Cullinan Diamond Mine near Pretoria, the capital of South Africa. The diamond was so large that miners initially thought it was a worthless crystal and almost threw it away”... – Vidya Kauri via News.nationalpost.com

Photo: Caroline de Guitaut, Curator of Royal Collections, holds the Cullinan III and IV Broach and the Cullinan VII Delhi Durbar Necklace and Cullinan Pendant at The Queen's Gallery, Buckingham Palace on May 15, 2012 in London, England. (Photo by Peter Macdiarmid)

A sticker is seen at the Rocky Mountain Guns and Ammo store in Parker, Colorado July 24, 2012. The killing of 12 people at a midnight screening of the new Batman movie in the Denver suburb of Aurora may spark a fresh round of soul-searching on America's relationship with guns but few predict any real change in the law. (Photo by Shannon Stapleton/Reuters)

In this photo provided by Skydive Chicago, escape artist Anthony Martin falls while handcuffed and locked inside a box after being dropped from an airplane over Ottawa, Ill., Tuesday, August 6, 2013. (Photo by Joe Silva/AP Photo/Courtesy of Skydive Chicago)

A Japanese white-eye is seen on a branch of cherry blossoms at Kyoto Imperial Palace on March 26, 2010 in Kyoto, Japan. (Photo by Akihiro I/Getty Images)