Derry City FC captain Ryan McBride has died, the Irish Football Association has said.
The 27-year-old's cause of death is not yet known.
The Irish FA tweeted: "Thoughts tonight with the family of Ryan McBride and everyone involved with @derrycityfc."
His death comes a day after McBride led his team to a 4-0 victory over Drogheda United.
Drogheda United said on Twitter that they would "would like to offer our deepest condolences to @derrycityfc on the sudden passing of their captain Ryan McBride."