A federal grand jury investigating the governor of Puerto Rico has subpoenaed records on dozens of Philadelphia-area companies and business executives who have contributed to his past campaigns or done business on the island. Robert M. Feldman, a longtime political associate of U.S. Sen.-elect Bob Casey Jr., and 10 of his companies are among those named on federal grand jury subpoenas being delivered across the Philadelphia region and in Puerto Rico.The subpoenas ask for all company documents relating to Puerto Rico Gov. Anibal Acevedo Vila. The FBI is investigating whether Vila steered government contracts to campaign contributors, or whether illegal...