Acosta, the man police identified as the driver, will most likely face 35 years in prison.
Both Hernandez and Ruiz tell ABC-7, they don't want their boys to have died vain.
The driver that killed their boys had four previous DWIs in California, where they have the Watson law.
It's a law stating that individuals with prior DWI convictions can face stiffer penalties.
the law doesn't apply to North Dakota, and the parents are now fighting for that law to be included in every state so that prior DWIs can follow a repeat offender.