Complex sentence: It was launched on July 4,2012 on 9 U.S. AM radio stations in California, Texas, Illinois, Nevada, and Florida all owned and operated by Univision Radio.
Split into simpler sentences: It was launched on July 4,2012 on 9 U.S. AM radio stations in California, Texas, Illinois, Nevada, and Florida. The stations are all owned and operated by Univision Radio.