The heirs to Argentina's main media group have accepted a court ruling forcing them to give fresh DNA samples, despite objecting to the tests.

The ruling aims to see if the two siblings were born to detainees killed by the military in the 1970s.

Marcela and Felipe Noble Herrera were adopted by the Clarin Group's owner.

The samples will be compared to a genetic database linked to people who disappeared or were killed under military rule.

The Noble Herreras have said the tests violate their privacy, and they have backed their adoptive mother, Ernestina Herrera de Noble, who opposes them....