The wrongful-death lawsuit seeks a jury trial in Mohave County Superior Court to determine damages for Charles Vacca's widow and three children as well as his ex-wife and mother. The shooting led to a debate over youngsters and guns, with many people wondering what sort of parents would let a child handle a submachine gun. [...] the agency recommended it have a safety officer, limit weapon selections for certain shooters and ensure shooters are comfortable with weapons before they are placed on automatic.