U.S. Coast Guard Port Security Unit 311 members train alongside U.S. Navy personnel in chemical, biological, radiological, nuclear and explosive (CBRNE) protective equipment at Coast Guard Base Los Angeles-Long Beach, July 12, 2026. The training familiarized service members with CBRNE protective suits before they completed a proficiency test requiring them to correctly don the uniform in eight minutes or less. (U.S. Coast Guard photo by Petty Officer 1st Class J.J. Huggins)