Answer:
In a criminal case, the responsibility for bringing the case is the government of the United States on behalf of the people.
Step-by-step explanation:
The way the cases are prosecuted is through a district attorney. The victim of the criminal case has no responsibility of taking it to justice, it could if the victim wants to be a part of the case.
The reason for letting the government be responsible for bringing the criminal case is that the States need to regulate criminal attitudes to create a better society.
I hope this answer helps you.