In the race to win Iowa's caucuses, Hillary Clinton is back where she started. Less than a week before her first big test in the Democratic primary, Clinton is confronting an eerily similar mood to 2008, when Barack Obama upset her in the Hawkeye State. Back then, Clinton leaned on her experience, hoping it would result in a win. She's hitting many of the same keys in this go-around against Bernie Sanders, seeking to cement the argument that she is the most "tested" candidate in her party. "Somehow, they got back to the same structure as 2008," said Pat Rynard,...