Gardaí are investigating possible breaches of Covid-19 guidelines at a an Oireachtas dinner in Galway on Wednesday night.
Former Agriculture Minister Dara Calleary has resigned after attending the event at a hotel in Clifden.
The Taoiseach has accepted his resignation and says it was an error in judgement.
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Meanwhile Fine Gael Senator Jerry Buttimer, who also attended the event, has resigned as Leas-Cathaoirleach of the Seanad.
Public Expenditure Minister Michael McGrath admits the past number of weeks haven't been good for the government.
