One hundred people, whose DNA shows connections to a dead baby found abandoned in Bolton, "may be related" according to police.
Detective Inspector Aaron Duggan says officers will rank the matches according to their "proximity" to the town.
More top news
A charter plane reportedly carrying Manchester City captain Vincent Kompany skidded off a runway, air investigators have blamed pilot error
Burnley Football Club can confirm that a supporter has been given an indefinite club ban following an incident of racial abuse.
A jury has heard that a woman accused of murder Sarah Williams had an affair with another ski instructor who was married with two children