Law enforcement officers examine a vehicle that was involved in a shooting Tuesday, in Rancho Tehama, California. Four people were killed and nearly a dozen were wounded, including several children, when a gunman went on a rampage at multiple locations, i

Four killed in California mass shooting

Four people were killed and nearly a dozen wounded, including two children, when a gunman went on a rampage on Tuesday, randomly picking his targets at a school and other locations in rural northern California.