Beaver had June and Ward. Ricky had Ozzie and Harriet. Mom and Dad, same-sex couples or blended families, California law is clear: No more than two legal parents per child. When adults fight over parenthood, a judge must decide which two have that right and responsibility – but that could end soon. State Sen. Mark Leno is pushing legislation to allow a child to have multiple parents. "The bill brings California into the 21st century, recognizing that there are more than Ozzie and Harriet families today," the San Francisco Democrat said. Surrogate births, same-sex parenthood and assisted reproduction are changing...