Executives from 3M Global Headquarters in St. Paul, M.N., visited the Brownwood plant on Monday and Tuesday, Sept. 9-10. Ten representatives flew into Brownwood Regional Airport and were greeted by City and Chamber officials. The visit is an annual plant review with local plant manager, Mike Tittle, and staff. The corporate team flew from the Nevada, Mo., plant and were heading to Alabama on Tuesday. The whirlwind tour covers about 50 plants globally.