O.C. Family Applauds New Gun Laws: Charles Blek of Mission Viejo, with a photo of his slain son Matthew, claps as Gov. Gray Davis signs legislation Friday mandating new-gun safety checks, trigger locks and other measures. At right is fellow gun-control advocate Andrew McGuire Photo by CHAS METIVIER/The Orange County Register GUN BILLS AT A GLANCE Gov. Gray Davis signed three gun control bills into law Friday. All go into effect Jan. 1, 2000. A HANDGUN LAW WILL: -... (GunPolicy.org)