Vito three down
1. allowing their marriage
2. Vito's inaction
3. getting shot

I reckon, Michael was talking about dead McCluskey that the newspaper people on their payroll might like a story like that after the dishonest, crooked Police Captain was killed

Will they publish he is mixed up in the rackets as terrific story as it is, when he was still alive? What happens until all this is arranged?
What if McCluskey finds a way to let Sollozzo have another fatal attempt in spite of the armed private detectives protecting Vito