The staff of department of Border Service detained 4 citizens of Tunisia at the railway station in the town of Chop. The foreigners were detected during the check of passengers’ documents in the train “Kharkiv-Uzhgorod”. The men of the age 22-25 years old broke the rules of stay in the territory of Ukraine. They had passports for travelling abroad and migration cards. According to documents, the Tunisians arrived with tourist aim and indicated Kyiv the place of their stay. However, they found themselves in a frontier Chop.