Tuesday, April 29, 1980the genera! between Winnipeg andColorado Springs where he will continue for a brief period as deputy commander-in-chief of the North American Air Defense Command. No replacement for the NORAD general has been named.The top man — The new commanderof the Canadian Armed Forces Air Command, Lt. Gen. Kenneth E. Lewis, 50, is shown with the two top Canadian airmen, CpI. Bert Vledder (left) and Pvt. Graham Jones. The aircraft in the background, known as Smokey II, flies