**Film director Roman Polanski has been taken into custody on a 31-year-old US arrest warrant, organisers of the Zurich Film Festival have said.**The organisers claim Polanski was detained by police on Saturday as he travelled to Switzerland to collect a lifetime achievement award.
Police in Zurich could not immediately confirm the information.
Mr Polanski admitted unlawful sex with a 13-year-old girl in 1977, but fled the US before sentencing.