German Chancellor Angela Merkel says her government wants to secure the release of two foreigners arrested in Iran - believed to be German reporters.Iran said on Monday it had held two "foreign nationals" who it said were activists posing as reporters.
The pair had been interviewing the son of Sakineh Mohammadi Ashtiani, 43, who has been sentenced to death by stoning.
It is thought Ms Ashtiani's son Sajjad and her lawyer may also have been arrested.