Deadline.com: Jay Leno thought he was poking gentle fun at the lifestyles of rich and famous Republican presidential candidates - Mitt Romney in particular. But last Thursday when Leno's slide show came to a location cited as Mitt Romney's summer home - in reality an image of the Sikh holy shrine Golden Temple in Amritsar, India - it sparked a diplomatic incident. And now, a lawsuit charging Leno and NBC with libel.