Most people only consider the Mississippi River when they cross it or when it inconveniently abandons its banks. But every year, millions of tons of cargo are transported by towboats on the river. In Peep Light: Stories of a Mississippi River Boat Captain, Captain Lee Hendrix provides unique insight on people who work and live on and near the Mississippi River. Hendrix, formerly a pilot for the Delta Queen Steamboat Co., has worked on the Mississippi...