The second person charged in connection with the gangland murder of Gareth Hutch will appear in court this morning.
The 29-year-old man was arrested last week and charged last night with weapons offences.
Yesterday, the first person to be charged in connection with Mr Hutch's murder was remanded in custody.
Mary McDonnell of Avondale House in North Cumberland Street is accused of withholding information from Gardaí.
She lives in the same inner city Dublin apartment complex where Mr Hutch was shot dead.