U.S. Coast Guard Petty Officer First Class David Lee, center, leads a training in chemical, biological, radiological, nuclear and explosive (CBRNE) protective equipment at Coast Guard Base Los Angeles-Long Beach, July 12, 2026. The training familiarized members of Coast Guard Port Security Unit 311, as well as members of the U.S. Navy, 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)