HomeBy Elizabeth Redden. The U.S. Department of State will revamp its foreign travel warnings in January, CNN reported. The current system of travel warnings and alerts will be replaced with a four-tiered system in which every country will be rated according to the level of security risk, with level one being “exercise normal precautions,” level two being “exercise increased caution,” level three being “reconsider travel” and level four being “do not travel.” All warnings will be of an advisory nature. More...