FINESILVER, District Judge. This personal injury case arose from an accident occurring at a Titan II missile silo near Rock, Kansas on August 24, 1978. Plaintiffs filed suit against the Defendant United States of America under the Federal Tort Claims Act, 28 U.S.C. § 1346(b), §§ 2671, et seq. They alleged personal injury resulting from the government's negligence at the silo on the day of the accident.