Legendary Irish runner Sonia O'Sullivan takes part in her final road race in Ireland today.
Thousands will join her to pound the streets for the Great Bupa Ireland Run in Dublin's Phoenix Park.
The Olympic silver medallist has invited a host of famous faces along to help her celebrate the historic occasion, while Craig Mottram returns to defend his title for the fifth year in a row.
The 10km event for runners, joggers and walkers of all abilities, will also raise tens of thousands of euro for charities across the country.