New U.S. Ambassador to Canada Bruce Heyman waits while being introduced before presenting his credentials to Canada's Governor General David Johnston (not pictured) at Rideau Hall in Ottawa April 8, ... more 
New U.S. Ambassador to Canada Bruce Heyman waits while being introduced before presenting his credentials to Canada's Governor General David Johnston (not pictured) at Rideau Hall in Ottawa April 8, 2014. REUTERS/Chris Wattie (CANADA) less 
1 / 22
Reuters | Photo By CHRIS WATTIE / REUTERS
Tue, Apr 8, 2014 3:50 PM EDT