Prime Minister Mark Carney names former United Nations ambassador as chief of staff

TORONTO — Prime Minister Mark Carney has named Canada’s former ambassador to the United Nations as his chief of staff. 

Carney announced on Sunday that Marc-André Blanchard would begin his post in July, taking over from Marco Mendicino, the former Liberal cabinet minister who had been doing the job on an interim basis.

“Marc-André has a long and distinguished career as one of Canada’s most accomplished builders...