Three people have been arrested in relation to the investigation into the murder of Dean Johnson over a year ago.
All three men (two in their 20s and one in his 30s) were arrested in the Dublin area today.
Two are detained at Lucan Garda Station and one at Ronanstown Garda Station.
Thirteen (13) people in total have been arrested in connection with this investigation to date.
Dean Johnson at Harelawn Green, Clondalkin, Dublin 22 was murdered on August 24th 2013.
Johnson was shot multiple times as he walked through Harelawn Green.