FILE - In this Dec. 10, 2009, file photo, President Barack Obama, accompanied by first lady Michelle Obama, pumps his fist as they watch the torch parade from the balcony of their hotel in Oslo, Norway. Seven years ago Obama won the Nobel Peace Prize. On matters of war and peace, Obama has proven to be a confounding and contradictory figure, one who stands to leave behind both devastating and pressing failures, as well as a set of fresh accomplishments whose impact could resonate for decades.