A “most unusual” case in which a greyhound was doped “by an unidentified person” has been referred to gardaí by the Irish Greyhound Board.

* The IGB undertook to build its new flagship stadium in Limerick on the back of a gentleman’s agreement.

The Irish Greyhound Board has lost a battle over the most high-profile dog doping case in recent times, leaving it with substantial legal costs.

A dog doping case exposed a range of irregularities in the system before the investigator said case closed, writes investigative correspondent Conor Ryan