Sandia hosts diplomats, shows U.S. commitment to moratorium on nuclear explosive testing THURSDAY, JULY 25, 2024 SUPPORTING THE TEST BAN TREATY — Sandia’s John Merchant, right, talks about the Labs’ capabilities as he hosts diplomats from the U.S. and seven other nations on July 9. Diplomats from Australia, Ghana, Japan, Mexico, Singapore, Sweden and the United Arab Emirates; Laura S.H. Holgate, U.S. ambassador to the Vienna Office of the United Nations and the International Atomic Energy Agency; and Robert Floyd, Executive Secretary of the Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization, center, attended the visit.The goal of the visit was to show strong U.S. support for the Comprehensive Nuclear-Test-Ban Treaty and the moratorium on nuclear explosive testing. The visitors toured the Facility for Acceptance, Calibration and Testing site where seismic sensors, instrumentation and monitoring systems are tested for nuclear explosion monitoring and verification. NNSA organized the visit to demonstrate transparency in the mission. (Photo by Craig Fritz)