However , he investigated the execution after the war and came to believe that Mussolini was shot the same day he was arrested , in contrast to the officially accepted version of events .
Lazzaro was not present at Mussolini 's subsequent execution .
Lazzaro investigated the execution after the war and came to believe that Mussolini was shot the same day Lazzaro was arrested , in contrast to the officially accepted version of events .
Lazzaro was not present at Mussolini 's subsequent execution .