SACRAMENTO, Calif. — The man suspected of shooting his three children and a fourth person to death inside a Sacramento church Monday afternoon was the subject of a temporary restraining order that should have prevented him from having a firearm, but such orders can do little to stop someone bent on violence against a spouse. The 39-year-old gunman, who authorities say shot himself after killing his three children and another person at The Church on Wyda Way on the border of Sacramento and Arden Arcade, was taking part in a supervised visit with the children — girls age 9, 10 and 13 — at the ti…
