Police hunting killers who shot a man dead in West Belfast before opening fire on his sister believe they arrived in a car with a taxi sign on the roof.
In a fresh appeal for information issued on Saturday, detectives investigating the murder of Mark Hall are asking for people who might have images of the vehicle to upload it to a special portal.
The 31-year-old was fatally wounded on December 18 when two gunmen fired a number of shots through a front room window at his family home on Rodney Drive.