( October 30, 2025, 10:38 AM EDT) -- PHILADELPHIA — A pro se plaintiff filed an informal brief in the Third Circuit U.S. Court of Appeals on Oct. 29 arguing that a lower court improperly applied the law when it dismissed his case seeking $250 million against Monsanto Co. for causing his cancer as a result of exposure to glyphosate, the active ingredient in the herbicide Roundup....