I know this is most likely a whole other thread, but I think Fannucci knew Vito was gonna kill him too. He too was reciting the Hail Mary under his breath as he bravely entered the hallway to his apartment, accepting his impending doom. Didn't anyone else notice?
Sorry, couldn't resist.
TIS
"Mankind must put an end to war before war puts an end to mankind. War will exist until that distant day when the conscientious objector enjoys the same reputation and prestige that the warrior does today." JFK
He too was reciting the Hail Mary under his breath as he bravely entered the hallway to his apartment, accepting his impending doom. Didn't anyone else notice? 
