An Afghan National was arrested late last night at the Pathankot Cantt. railway station after he was traced under mysterious circumstances. SSP Pathankot said that he is in the custody of government railway police (GRP) and is being quizzed. The SSP said that the person says he had came to India in 2013, but he could not produce the legal documents of his visit yet. <br/><br/>After the Air Force Station attack, the security agencies are not taking any chance and a high alert has been sounded to all the security agencies operative in this border town. In the January 2 terror attack on Pathankot Air Force Station, seven security personnels were killed while six militants were gunned down by the security forces.