Under that rule, if a person is charged with multiple offenses committed during a single incident — known as a unit — he or she cannot have any of those arrests expunged or shielded as long as one of them falls outside the list of eligible crimes. Aslan cited the case of a man who was found not guilty of disorderly conduct and failure to obey a lawful order, but convicted of resisting arrest. Because the resisting charge is ineligible, she said, he can't get the other two offenses off his record.