اليوم مضى الدكتور محمد الركن   ألف  يوم في السجن اطلب اطلاق سراحه الان   DrAlRoken HHShkMohd  http      bit  ly  1aCjh3O
Identify the main topic of the news article and categorize it as either spiritual, human-rights-press-freedom, business-and-economy, sports, science-and-technology, education, environment, health, art-and-entertainment, or politics. Return only the label without any explanation, justification or additional text.