𝗣𝗮𝗶𝗻𝗹𝗲𝘀𝘀 𝗜𝗻𝗻𝗼𝘃𝗮𝘁𝗶𝗼𝗻 𝗕𝗿𝗶𝗻𝗴𝗶𝗻𝗴 𝗨𝘀 𝗖𝗹𝗼𝘀𝗲𝗿 𝘁𝗼 𝗮 𝗣𝗼𝗹𝗶𝗼-𝗙𝗿𝗲𝗲 𝗪𝗼𝗿𝗹𝗱. In eastern Afghanistan, a groundbreaking needle-free polio vaccination campaign is helping protect more than 1.2 million children while overcoming one of the biggest barriers to immunization: fear of injections.  Using innovative jet injectors that deliver the vaccine painlessly without needles, health workers have built greater trust among families, increased acceptance of vaccines, and strengthened efforts to eradicate polio.