In South Carolina, some parents embrace vaccines, others opt out. Why do people make such different choices? A mix of politics, distrust and misinformation is pushing neighbors apart.
When Kate Morrow gave birth to twins eight years ago, they were very premature, with compromised immune systems.
"We counted on the community to keep our children safe," Morrow says. She trusted that her neighbors were vaccinating their children to p... [11890 chars]