Canadian Defense Minister Peter MacKay addresses the unveiling ceremony of new CH-147F Chinook helicopters in Ottawa June 27, 2013. The 15 newly purchased F-model Chinooks will be engaged in support, domestic and foreign operations for the Royal Canadian Air Force's reactivated "450 Tactical Helicopter Squadron" based in Petawawa, Ontario. (Xinhua/James Park)
A soldier sits on a new CH-147F Chinook helicopter during the unveiling ceremony in Ottawa June 27, 2013. The 15 newly purchased F-model Chinooks will be engaged in support, domestic and foreign operations for the Royal Canadian Air Force's reactivated "450 Tactical Helicopter Squadron" based in Petawawa, Ontario. (Xinhua/James Park)
A new CH-147F Chinook helicopter is displayed at the unveiling ceremony in Ottawa June 27, 2013. The 15 newly purchased F-model Chinooks will be engaged in support, domestic and foreign operations for the Royal Canadian Air Force's reactivated "450 Tactical Helicopter Squadron" based in Petawawa, Ontario. (Xinhua/James Park)
A woman poses beside a new CH-147F Chinook helicopter during the unveiling ceremony in Ottawa June 27, 2013. The 15 newly purchased F-model Chinooks will be engaged in support, domestic and foreign operations for the Royal Canadian Air Force's reactivated "450 Tactical Helicopter Squadron" based in Petawawa, Ontario. (Xinhua/James Park)
Canadian Defense Minister Peter MacKay (R) inspects the inside of a new CH-147F Chinook helicopter during the unveiling ceremony in Ottawa June 27, 2013. The 15 newly purchased F-model Chinooks will be engaged in support, domestic and foreign operations for the Royal Canadian Air Force's reactivated "450 Tactical Helicopter Squadron" based in Petawawa, Ontario. (Xinhua/James Park)
Canadian Defense Minister Peter MacKay (R) shakes hands with a pilot from the Royal Canadian Air Force during the unveiling of new CH-147F Chinook helicopters in Ottawa June 27, 2013. The 15 newly purchased F-model Chinooks will be engaged in support, domestic and foreign operations for the Royal Canadian Air Force's reactivated "450 Tactical Helicopter Squadron" based in Petawawa, Ontario. (Xinhua/James Park)