WASHINGTON, D.C. - A federal judge in the Veterans Claims U.S. Court of Appeals on June 11 ruled that a veteran claiming respiratory ailments related to chemical exposure during Operation Desert Storm failed to produce evidence that his military service caused his condition (William C. Rasmussen III v. Sloan D. Gibson, No. 13-1142, Vet. Clms.; 2014 U.S. App. Vet. Claims LEXIS 1007).