Members of an Garda Siochána will run in memory of their fallen colleagues Adrian Donohoe and Tony Golden today.
65 officers will join the over 3,500 people expected to take part in the annual remembrance run in the Phoenix Park this morning.
Members of Garda Tony Golden's class at Templemore College, his colleagues in Louth and retired Gardaí will wear blue singlets in solidarity with his family following his fatal shooting four weeks ago today.
The run is organised by Athletics Ireland's Frank Grealy - he says it's a special occasion: