The robot warriors are coming, and so are the zillionaires, Sen. Bernie Sanders, I-Vt., warned in a wide-ranging interview with NBC News on the rise and risks of artificial intelligence. “I think we are not all that far away from the development of robotic soldiers,” Sanders said Sunday. “Right now, politicians — at least sometimes — have to worry about loss of life when they decide to go to war. If you don’t have to worry about loss of life, and what you worry about is loss of robots, what