Palin, the former vice presidential candidate, has not been shy about criticizing Obama's policies and this week weighed in on his revamped nuclear strategy, saying it was like a child in a playground who says 'punch me in the face, I'm not going to retaliate.' "I really have no response to that. The last I checked, Sarah Palin is not much of an expert on nuclear issues," Obama said in an interview with ABC News....... Link to Reuters, Read More