IN LAS VEGAS NV WHAT ARE THE POSS. CONSENQUENCES FOR MAKING A FALSE STATEMENT ON A POLICE REPORT?

AN ADULT SON CALLS COP ON STEP DAD FOR PUSHING NAGGING WIFE AWAY IN SELF DEFENCE CUZ HIS MOM WAS POKING STEP DAD WITH SCISSORS. BEFORE COPS ARRIVE, DAD (AFRAID OF GOING TO JAIL) MAKES A FEW LITTLE POKES IN HIS ARM TO MAKE IT LOOK LIKE WIFE POKED HIM MORE THAN ONCE. WIFE'S ARRESTED & CHARGED WHITH BWDW DOMESTIC VIOLENCE?I