Under California law, grandparents may be granted visitation rights in certain circumstances. If a parent of an unmarried minor child dies, the deceased parent's parents can be granted visitation if found to be in the best interests of the child. However, if the surviving parent remarries and the new spouse adopts the child, grandparent visitation can be terminated. For married parents, grandparents may petition for visitation if the parents are separated, one parent is missing, one parent joins the petition, or the child lives elsewhere or is adopted. Grandparents of divorced or separated parents may also petition for visitation if found to be in the child's best interests and not interfering with parental authority. In both cases, parental objection