U.S. Department of Energy Office of Science Director Chris Fall, right, and Minister for Universities, Science, Research, and Innovation at the UK Department for Business, Energy and Industrial Strategy Chris Skidmore sign the latest annex to an agreement between DOE and UK Research and Innovation for work on the international LBNF/DUNE project, hosted by Fermilab, and Fermilab’s PIP-II and Short-Baseline Neutrino Program in London on Jan. 22. Photo: DOE Office of Science