(February 27, 2023, 12:22 PM EST) -- TRENTON, N.J. — An expert’s testimony linking asbestos, cigarette use and exposure to diesel products to a man’s tongue and throat cancers began to fray when the asbestos claims were dismissed and lacks sufficient explanation of how he reached his causation opinion, a New Jersey appeals court said Feb. 24 in affirming the exclusion of the testimony and resulting summary judgment award to a rail company....