The United States Securities and Exchange Commission (SEC) has issued a summons to Indian billionaire Gautam Adani , who is facing US bribery allegations related to a bombshell federal indictment against him , a court filing showed. The SEC is suing the head of the Adani Group and his nephew Sagar Adani, alleging they engaged in hundreds of millions of dollars in bribes to help an Adani company while "falsely touting the company’s compliance with antibribery principles and laws in connection