How Kennedy is already weakening America's childhood vaccine system / RFK Jr. could further deter childhood vaccinations as rates fall in the U.S. / As Texas measles outbreak grows, parents are choosing to vaccinate kids / As measles cases rise, it's not just kids who need vaccines. Some adults do too / FACT FOCUS: Vermont ruling does not say schools can vaccinate children without parental consent / The challenges of vaccinating 590,000 kids against polio in the war zone of Gaza / US vaccinations fall again as more parents refuse lifesaving shots for kids / Measles cases are up and childhood vaccinations are down / Some children tied to NY nurse's fake vaccine scheme are barred from school / With polio in Gaza, a new challenge emerges: How to vaccinate 640,000 children in a war zone?