Detective Inspector David McGrory said: "Police are issuing a photograph of Mrs McKinney today in the hope that people will come forward with any information they have about her. "I would like to hear from anyone who knew her or anyone who had contact with Mrs McKinney, who lived in Convoy, County Donegal, in the months preceding her death.
"Colleagues in An Garda Síochána are working jointly with PSNI to investigate Lu Na’s death and anyone with information can contact either the PSNI on 04890 650 222 , confidential Crime Stoppers number on 0800 555 111 or An Garda Síochána at Letterkenny on 074 9167100 ,the Garda Confidential line on 1800 666 111 or any Garda Station. A photograph of Lu Na McKinney is available on the following link: https://tinyurl.com/zmhh65x