And they're off... 50,000 runners take to the streets When the inaugural Great North Run took place in 1981, more than 12,000 runners charged through the streets of Newcastle. Twenty-six years later a lot has changed. The field has reached an eye

.Duathlons are raced over sprint distances, such as 2mile/10mile/2mile, short distances, such as 8mile/24mile/ 8mile or much longer distances, a prime example of which is the 10K/150K/30K Zofingen Powerman. The 2008 World Long Distance Duathlon Champion Catriona

winner at the 2006 World Championships AquathlonLondon TriathlonWHEN August WHERE London's DocklandsDISTANCE Super Sprint (400m/10K/2.5K), Sprint (750m/20K/5K),Olympic (1.5K/40K/10K)SWIM Dock BIKE Closed roads RUN Closed roads www