Rear Adm. Paul Thomas, commander of the Eighth Coast Guard District, and Vice Adm. Froylan Jimenez Colorado, commander of Secretaria de Marina Zone 1, signed the MEXUSGULF Annex, March 14, 2018. The MEXUSGULF Annex is a joint contingency plan between the Secretaria de Marina and U.S. Coast Guard regarding pollution of the marine environment by discharge of hydrocarbons or other hazardous materials. U.S. Coast Guard photo by PA3 Lora Ratliff