By Elinor Comlay MEXICO CITY (Reuters) - A U.S. cellphone company owned by Carlos Slim has asked Californian authorities to investigate the funding behind protests against the Mexican tycoon by lobby group Two Countries, One Voice. The group has been leading U.S. protests against Slim, accusing his phone company of charging Mexican immigrants inflated prices to call home, just as the billionaire tries to build up business in the United States.

By Dave Graham and Miguel Gutierrez MEXICO CITY (Reuters) - Divisions within Mexico's main conservative opposition party have erupted into a bitter public dispute that threatens to undermine the reform agenda of President Enrique Pena Nieto. Short of a majority in Congress, Pena Nieto's Institutional Revolutionary Party (PRI) is likely to need support from the conservative National Action Party, or PAN, to see through plans to overhaul state oil giant Pemex and broaden the tax base.

MEXICO CITY - Mexicans often feel that billionaire Carlos Slim owns everything in their country, from telephone and Internet companies to banks and chain stores, but his latest acquisitive foray is meeting resistance after touching a national passion: soccer. Slim recently bought part of two of Mexico's first division soccer teams, setting up another showdown with television giants Televisa and TV Azteca, major players in the soccer field that are in turn trying to push their way into Slim's telecommunications and Internet markets.

Mexico City, May 14 (EFE).- State-owned Petroleos Mexicanos is suing former executive Cesar Nava, erstwhile chairman of Mexico's conservative National Action Party, in the U.S. courts for his alleged involvement in a conspiracy to defraud the oil giant, Reforma newspaper said Tuesday. Nava is named in briefs expanding the $500 million lawsuit Pemex filed last December against Siemens AG and South Korea-based SK Engineering & Construction Co. for ostensibly bribing Pemex executives, the daily said.