US film director Oliver Stone on Thursday accused President Barack Obama's administration of implementing a surveillance system worse than that of the feared Stasi secret police in East Germany. Speaking at the San Sebastian film festival in northern Spain, where he presented his film "Snowden," Stone said many in the US had grown disillusioned with a president they once saw as "a man of great integrity." "On the contrary, Obama has doubled down on the (George W.) Bush administration policies," said Stone, whose latest movie is a biographical political thriller about Edward Snowden, the former intelligence contractor who revealed a...