556 N.W.2d 623 MARILYN A. KETTELER, APPELLANT, v. CARL J. DANIEL, APPELLEE. No. S-94-990.Supreme Court of Nebraska. Filed December 13, 1996. 1. Trial: Expert Witnesses. The trial court initially determines whether expert testimony will assist the trier of fact. 2. ___: ___. The decision of whether expert testimony will assist the trier of fact depends […]