Washington / TNS A lack of staff to train air traffic controllers means it can take six years — twice the norm — for the new hires to become fully certified at the busiest US control facilities, according to industry experts and government reports. The training delays come as the National Air Traffic Controllers Association says it faces a …

  Ottawa, Canada / AFP Canada, Mexico and the United States will look to dovetail their climate and other policies into a continental strategy when Prime Minister Justin Trudeau hosts Barack Obama and Enrique Pena Nieto on Wednesday. But Britain’s shocking vote to quit the European Union has also abruptly shoved itself onto the agenda of the summit, which the countries …

  Bloomberg International Monetary Fund Managing Director Christine Lagarde said that the fallout from Britain’s vote to leave the European Union hinges on what policy makers do in coming days. Much of the outcome “is going to depend on certainty or uncertainty, predictability or lack of predictability — people going in a risk-off mode or considering that the situation is …