A woman from Liverpool believes her sister was on a plane which crashed in Nigeria, killing everyone on board.
Jill Chime told Radio 5 Live's Up All Night programme her family had seen a passenger list which included the name of her sister, Antonia Attuh.
The Foreign Office was unable to confirm whether Ms Attuh was aboard but a spokeswoman said: "It is believed that there was a dual British-Nigerian national on board the flight.
"The Foreign Office has been in contact with a member of her family and offered consular assistance."
More top news
Two distraught dog owners have been reunited with their beloved pet pooch - seven years after she was stolen from their home.
David Cameron hasn't repeated his migrant 'swarm' comment since his interview with ITV News, but he's likely to be reminded of it.
Breaking Bad fans can relive the adventures of Walter White - only with no actual drugs - thanks to a new novelty café in Turkey.