ST. PAUL, Minnesota, July 16 -- The U.S. Army Corps of Engineers-St. Paul District issued the following news release: ST. PAUL, Minnesota, July 15 The U.S. Army Corps of Engineers, St. Paul District, is hosting an open house at the Upper St. Anthony Lock and Dam on the Mississippi River in Minneapolis on July 27. Corps officials are hosting the free event from 10 a.m. to 4 p.m., to allow people to get a behind-the-scenes view of the site, while also getting a better understanding of what the   more