WASHINGTON, Jan. 3 -- The Defense Nuclear Facilities Safety Board Resident Inspector in Los Alamos National Laboratory issued the following activity report for the week ending Dec. 5, 2025: * * * TO: Technical Director FROM: Los Alamos Site Resident Inspectors SUBJECT: Los Alamos Activity Report for the Week Ending December 5, 2025 Plutonium Facility-Operations: While workers were cutting open an inner can of heat source plutonium from Idaho National Laboratory, the can depressurized within  more