St. Louis sits near the center of the United States in an area sometimes termed "flyover" territory by those who live on the coasts. Although this city in the middle of the country is not generally known as the birthplace of broadcasting, it is in fact where Nikola Tesla demonstrated the first true "broadcast" in March 1893. Later, in 1920, two St. Louis men began a radio broadcast announcing the results of the Harding-Cox presidential election on...