Frank Lauria, in Appeal No. 97-1306 v. National Railroad Passenger Corporation, in Appeal Nos. 97-1361/62/63

OPINION OF THE COURT

RENDELL, Circuit Judge:

Appellant Frank Lauria and two railyard co-workers were traversing the railroad tracks near Philadelphia’s 30th Street Station late one evening when Lauria slipped and injured himself. He sued his employer, Ap-pellee National Railroad Passenger Corporation (“Amtrak”), under the Federal Employers’ Liability Act, 45 U.S.C. § 51, et seq., (“FELA”), claiming ,a workplace injury caused by Amtrak’s failure to provide a reasonably safe work environment. At trial, the district court refused to permit the admission of expert and lay opinion testimony, and at…