The Olin-owned ammunition maker assumed management and operational control of the U.S. Army’s Lake City plant in Independence, MO, from Vista Outdoor, as it begins its seven year contract to run the factory. Vista said it was happy to let the low-margin Lake City sales go, but that was before the recent ammunition demand sent product margins soaring for the 5.56 mm cartridges used in AR-style rifles. Lake City also makes ammo in other ... Log in to view full article.