Man is a British national of Polish origin , but has not yet been identified . The man was found in the street by his girlfriend and her friend who were walking home from work at around 10.30pm on Friday night. Banned leftist militant group took senior Turkish prosecutor Mehmet Selim Kiraz hostage in Istanbul last week . Both Kiraz and hostage takers were killed in the resulting police shoot-out .
Man is a British national of Polish origin , but has not yet been identified . He was arrested on Saturday as part of an operation against the DHKP-C . Banned leftist militant group took senior Turkish prosecutor Mehmet Selim Kiraz hostage in Istanbul last week . Both Kiraz and hostage takers were killed in the resulting police shoot-out .