He is motivated to try again when Prien informs him of the precise date that Morley and Julia 's son , Willy , will die in World War I , killed in action .
At first , Morley refuses to make another attempt to complete his mission .
Morley is motivated to try again when Prien informs Morley of the precise date that Morley and Julia 's son , Willy , will die in World War I , killed in action .
At first , Morley refuses to make another attempt to complete his mission .