A maritime threat has been reported in the Southern Red Sea, in Yemeni territorial seas. It has not been confirmed. On or about June 11th, 2017, the maritime threat reported was the discovery of waterborne improvised explosive devices. Exercise caution when transiting the area. Further updates will be provided when available. This alert will automatically expire on June 30, 2017.  Any questions regarding this alert should be directed to MARADSecurity@dot.gov.