A fresh attempt is being made to find the person responsible for killing a man who was knocked down in Dublin more than two years ago.
Stephen Lynch was walking on Brookview Close in Tallaght on the 13th of April 2017 when he was deliberately struck by a Ford Focus.
Both the driver and at least one passenger ran, and have never been identified.
Now, more than two years on, Crimestoppers is launching an appeal for information.
It's looking to speak with anyone who knows who was driving the car, which had a registration plate of 10 WW 1812.
The hit and run took place at ten to seven on the evening of April 13th 2017 on Brookview Close.
Crimestoppers says callers can claim a reward for information which significantly helps the investigation.
Crimestoppers Chairman John Murphy said "The ability to give information anonymously can be an important incentive and could help solve a case and secure a conviction".
"I would appeal to anyone with any information in relation to this case to get in contact", he added.
It's an anonymous line, and people are being told that information which might not seem important could help crack the case.
Superintendent Ian Lackey of Tallaght Garda Station said "even the smallest piece of information" could help.
"Although some time has passed, any information you have which may seem insignificant to you might help with the investigation", he said.
Calls to Crimestoppers are completely anonymous and callers do not need to leave their name or address.
Callers can claim a reward for information which significantly helps the investigation.
Anybody with information can call Crimestoppers on 1800 25 00 25.