Amnesty International USA today called for an investigation of Dow Chemical Co. by the Securities and Exchange Commission (SEC), based on letters showing that Dow management is concerned about its ability to expand in India and is therefore secretly pressuring the Indian government to rid the company of its legal liabilities related to the Bhopal toxic chemical disaster... "These letters are strong evidence that Dow believes pending legal liabilities for the legacy of Bhopal present a barrier to investing in India, but the company has not disclosed this to its shareholders," said Sanford Lewis, an attorney who has represented Dow shareholders...