NDP Leader Jack Layton serves a coffee at a local Tim Hortons drive-through window Tuesday, April 19, 2011, in Welland Ont.. // Layton serving coffee (Jacques Boissinot - CP Photo)

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NDP Leader Jack Layton serves a coffee at a local Tim Hortons drive-through window Tuesday, April 19, 2011, in Welland Ont..

NDP Leader Jack Layton died Aug. 22, 2011 at 61, after a battle with cancer. Only months earlier he crossed Canada on the campaign trail for the May 2 federal election. His determination and enthusiasm helped propel the NDP to its best election result ever. Here he serves a coffee at a Tim Hortons drive-through window while campaigning April 19, 2011, in Welland, Ont.

Jack Layton's letter to Canadians
In photos: Key dates in his life
Video: Layton announces he will take a leave to battle cancer
Video: Look at Layton's life, legacy

Bing: Tim Hortons