The problem has had a wide impact, keeping farmworkers, Ultimate Fighting Championship athletes and foreign students from entering the U.S. The agency has 100 experts working on a fix.
General Mills is one of the world's most successful food companies, with iconic brands like Green Giant. But fast-changing tastes are forcing it and other food firms to innovate to stay relevant.
As the steel industry contends with disappearing blast furnaces and a changing market, some say the Iron Range needs to produce a purer kind of iron for electric arc furnaces.
City leaders bought the old Macy's building betting they could land a splashy project for the site. It hasn't happened, and documents show that bet is costing St. Paul now.