https://www.upi.com/News_Photos/lp/031b7121080c3261dc078878702cf43b/https://www.upi.com/News_Photos/view/upi/031b7121080c3261dc078878702cf43b/Canadian-Prime-Minister-Stephen-Harper-arrives-for-the-Nuclear-Security-Summit-at-Andrews-AFB/News, Canadian Prime Minister Stephen Harper, Nuclear Security SummitUPIUPIhttps://cdnph.upi.com/pv/upi/031b7121080c3261dc078878702cf43b/Stephen-Harper.jpg