The letter is also signed by the likes of Indian novelist and activist Arundhati Roy, activist and author Naomi Klein and artist Tom Morello. From Oliver Stone to Noam Chomnsky, highly influential international artists and intellectuals published a letter condemning the impeachment process against suspended Brazilian President Dilma Rousseff Thursday. Other than Stone and Chomsky, the other 22 people who signed the petition include U.S. actor Danny Glover, "Lord of the Rings" star Viggo Mortensen and Academy Award winner Susan Sarandon. “ We are concerned about the politically motivated impeachment of the president, which installed an interim unelected government,” the letter reads. “ The legal basis for the ongoing impeachment is widely questionable and there is convincing evidence showing that the main drivers of the impeachment campaign are trying to remove the president in order to stop corruption investigations in which they themselve