The amount of money this company just cost the US economy is why they are going to hold whatever company is ultimately found to be at fault accountable.
In this case one company just brought shipping from one of the largest ports on the eastern seaboard to a complete halt. If maersk is at fault they will have hefty fines to pay. But we don’t know the ultimate cause of the ship losing power yet.
The money being lost is more important than corporate privilege.