In Felter v. Southern Pacific Co., the U.S Supreme Court addressed a dispute over an injury claim by a railroad worker under the Federal Employers' Liability Act (FELA). The plaintiff, Mr. Felter, was injured while working for Southern Pacific Company and claimed that his injuries were due to negligence on part of his employer. However, the jury ruled in favor of Southern Pacific Company after finding no evidence of negligence. On appeal, Mr. Felter argued that certain evidentiary rulings during trial had been erroneous and prejudiced his case unfairly. The Supreme Court held that there was no substantial evidence presented at trial to support Mr.Felter's claims of negligence against his employer which could have caused or contributed to his accident and subsequent injuries as required under FELA statute provisions for liability imposition on employers in such cases. Furthermore, it found no merit in appellant’s contention regarding alleged errors committed by lower courts during proceedings affecting outcome adversely from appellant’s perspective; hence affirmed judgment rendered by lower court dismissing appellant’s complaint post-verdict.

In the dissenting opinion for Felter v. Southern Pacific Co., it was argued that the majority's decision to deny recovery under Federal Employers' Liability Act (FELA) was incorrect. The dissent believed that there were sufficient grounds to establish negligence on part of the railroad company, which led to Felter’s injury. They pointed out that evidence showed a lack of safety measures and inadequate training provided by Southern Pacific Company, which could have prevented such accidents from occurring in their rail yards. Furthermore, they disagreed with the majority's interpretation of "proximate cause," arguing instead for a broader understanding where any negligent act contributing even slightly towards an employee's injury should be considered as grounds for liability under FELA. Lastly, they expressed concern over how this ruling might limit future claims made by injured workers against their employers.