Three Gardai - including a Superintendent and an Inspector arrested
Three members of the Gardai have been arrested on suspicion of corruption.
Several premises in the southern part of the country were also searched this morning as part of the operation, which is linked to an investigation into a Limerick criminal gang.
One is a Superintendent and is being questioned over a suspected breach of a law dealing with the sharing of information.
In addition, a Garda Inspector has also been arrested for a suspected breach of the Misuse of Drugs Act.
And a rank and file member is being held for suspected conspiracy to pervert the course of justice.
All three are in custody and will be questioned on suspicion of breaking one or more criminal offences