(June 28, 2023, 8:44 AM EDT) -- HONOLULU — A man with cancer has sued Monsanto Co. in Hawaii state court contending that it is liable for his injury, which he says is from exposure to both the herbicide Roundup and polychlorinated biphenyls (PCBs), because the company knew, or should have known, of the “unreasonable risks of harm” associated with both substances, including “dangerous and carcinogenic properties.”...