The Wacker family has always been soldiers.

The Wacker family has always been soldiers.

“I grew up in Davenport, Iowa, which is on the Mississippi River. My dad was a welder. He welded tanks in the Second World War. John Deere tractors came from Moline, across the river. I was born in 1934. I had three uncles in World War II. Two were in Germany; they...