The Race for Numero Uno in Latin Wireless

As cell phones are becoming so widely popular and accessible across Latin America and the world, the prices are dropping for the consumers as the two major companies duke it out for the top spot. America Movil (AMX), is controlled by Mexican billionaire Carlos Slim, and Telefonica (TEF) is a company from Spain. Both have spent billions to snap up competitors and expand their networks for hemisphere-wide coverage. So far, America Movil has the upper hand, with 113.9 million wireless clients to Telefonica's 78.8 million. Read more about this rivalry here.