text: A Labour councillor’s son who was caught trying to cross the border into Syria with four young children is believed to be a member of an extremist organisation David Cameron tried to ban. Waheed Ahmed, 21 – the son of councillor Shakil Ahmed, who was photographed with Ed Miliband recently – is said to be a member of the extremist group Hizb ut-Tahrir, which advocates a global Muslim caliphate, similar to the one established by Islamic State in Syria and Iraq. Ahmed, a politics student at Manchester University, was arrested by Turkish police at the border town of Reyhanli last week. He was one of a group of nine detained, all from Rochdale, including four children aged from one to 11. Scroll down for video . Laughing: Waheed Ahmed, 21, is said to be a member of the extremist group Hizb ut-Tahrir, which advocates a global Muslim caliphate, similar to the one established by Islamic State in Syria and Iraq . They may be flown back to Manchester today or tomorrow. A number of well-placed sources have told The Mail on Sunday that Waheed Ahmed became acquainted with members of Hizb ut-Tahrir (HT) around a year ago, after which his behaviour began to change, becoming more radical. However, last night, HT’s UK chairman, Dr Abdul Waheed, claimed that Waheed Ahmed was not a member of HT. Councillor Ahmed was not responding to phone calls. Rochdale Labour councillor Shakil Ahmed, pictured with Ed Miliband, whose sonwass caught trying to enter rebel-held Syria . Anti-terror police raided four addresses, including that of councillor Shakil Ahmed, last night and this morning . Sorry we are not currently accepting comments on this article.
target: Waheed Ahmed, 21, caught trying to cross the border into Syria last week .
  The student is said to be a member of the extremist group Hizb ut-Tahrir .
  He was arrested by Turkish police at the border town of Reyhanli .