The McDonald brothers and Kroc feuded over control of the business, as documented in both Kroc's autobiography and in the McDonald brothers' autobiography. The San Bernardino store was demolished in 1976 (or 1971, according to Juan Pollo) and the site was sold to the Juan Pollo restaurant chain. It now serves as headquarters for the Juan Pollo chain, as well as a McDonald's and Route 66 museum. With the expansion of McDonald's into many international markets, the company has become a symbol of globalization and the spread of the American way of life. Its prominence has also made it a frequent topic of public debates about obesity, corporate ethics and consumer responsibility