I'm not sure that Michael was electable. It's one thing to vote for a candidate that is the son of a big Mafia chief. It's another to vote for someone accused of the assassination of two men, including a police captain.
Yes, but he had an alibi in the novel.
"Io sono stanco, sono imbigliato, and I wan't everyone here to know, there ain't gonna be no trouble from me..Don Corleone..Cicc' a port!"