Exclusive: Anthony's distraught sister Jessica said detectives have told the family they remain puzzled

A search has been underway for 34-year-old Irish man Tommy O’Neill

Jagoda Pieniak, aged 14, is reported missing from her home in Rathfarnham, Dublin

Tara Calico, 19, left her New Mexico home on a 36-mile bike route in 1988 - and never came back. The cold case continues to haunt her family to this day, with a mysterious Polaroid photo only deepening the mystery.

Olivia Hudson, aged 16, was last seen in Drogheda, Louth, on Monday at around 8.30am

Petra Pazsitka was 24 when she disappeared one day in Germany - a man later admitted killing her, but her body was never found and chance burglary years later revealed the truth

Police say the child's Turkish Cypriot father snatched the two-year-old from his British mother's home

Emily Walsh Hamilton, aged 15, was reported missing from Dundrum, Dublin 16 on Saturday

Finbarr Hopkins, aged 48, was last seen on Friday, May 8

Emily Walsh Hamilton, aged 15, was reported missing from Dundrum, Dublin 16 on Saturday, May 9

Troy Skerett, aged 16, has been reported missing from Chapelizod, Dublin 20 since Monday, April 27

Rachel Kerr, 31, has been declared missing after travelling to Agadir, Morocco, with her family issuing an urgent appeal

Sharon Granites has been missing for days and may have been abducted by a recently released prisoner

Stephanie Fehervari, aged 14, has been missing from Bandon, Co. Cork since Friday, April 24

Matthew Meehan, aged 22, has been missing from Mullingar, Co. Westmeath, since Wednesday, April 22

James is believed to have access to an 06LK-Reg blue Volkswagen Passat

Joshua Treacy, aged 17, has been missing from his home in Maynooth, Co. Kildare since Wednesday, April 15

Andrew McAuley disappeared nearly 20 years ago during a solo kayaking expedition in the Tasman Sea - and his chilling final photo has now resurfaced on Reddit

Police are appealing for help to find two missing teenagers from Co Down who may have travelled to Dublin after boarding a train to Belfast.

The search for Padraig Dooley, aged 66, has been stood down following the discovery of a body, gardai have confirmed.

Megan O’Brien, aged 15, was reported missing from Finglas, Dublin 11 on Saturday, April 4

Krystle Mc Donagh, aged 16, has been missing from Tuam, Galway since Wednesday, April 1

Megan O’Brien, aged 15, is reported missing from Finglas, Dublin 11 since Tuesday, March 24

Dan Filipache, aged 14, has been missing from Kingscourt, Co. Meath, since Saturday, March 21

Lisa Power, aged 14, was reported missing from Portlaoise, Co. Laois on St Patrick's Day

James Fortune, aged 29, was last seen walking in the direction of the Stillorgan Road, Dublin 4 after 7am on March 18

Jordan Holden, aged 16, has been missing from Carlow town, Co. Carlow since March 16

Mary O’Donoghue, aged 15, was last seen in the Lavitt's Quay area of Cork city

Shane McEvoy, aged 38,was last seen in the Ravensdale area of Dundalk between 9pm and 9:30pm on Friday, March 13

The search for GAA coach Jack Boddy who went missing in Lahinch has been stood down following the discovery of a body, gardai have confirmed.