Concerns and controversies at the 2008 Summer Olympics ancient Olympia stadium and interrupted the speech of Liu Qi, head of the Beijing Games committee. One protestor tried to snatch the microphone as another unrolled a black flag showing the Olympic rings as handcuffs. Nearly 50 Tibetan exiles in India began a global torch relay 25 March 2008 with a symbolic "Olympic" flame that ended in Tibet on 8 August 2008, the day of the Summer Games' opening ceremonies in Beijing. Although the torch was heavily guarded by local police and Chinese security agents wearing blue track suits, protesters attempting to stop the relay or take the torch were
London 2012 Olympic Torch gripped, as does its textured surface, which is perforated with 8,000 holes. The holes represent the 8,000 runners in the London 2012 Torch Relay and the relay distance. Functionally, they reduce the torch's overall weight and ensure that heat from its flame is dissipated without conducting down the handle. They create a level of transparency in the torch, where one can see through to the flame and burner mechanism, and they also allow a 'fuller' flame that escapes from all sides of the Torch, rather than solely from the top, where the flame can tend to be flattened when a