MADISON, Wis. - A unanimous District IV Wisconsin Court of Appeals panel issued an opinion Nov. 29 affirming an award of workers' compensation benefits for 20 percent disability from occupational manganese exposure (Hooper Corp., et al. v. Labor & Industry Review Commission, et al., No. 12-973, Wis. App. Dist. IV; 2012 Wisc. App. LEXIS 936).