(December 14, 2017, 11:37 AM EST) -- WASHINGTON, D.C. — U.S. veterans who were present at the 1966 cleanup of plutonium dust in Palomares, Spain, moved Dec. 11 in the U.S. Court of Appeals for Veterans Claims for class certification in a lawsuit alleging that they were improperly denied service-connected disability compensation based on exposure to ionizing radiation (Victor B. Skaar v. David J. Shulkin, M.D., No. 17-2574, Vet. Clms.)....