As a mom, I take tucking my two safe and healthy kids into bed for granted. In the time it takes for us to go to work, to school, to the playground and run errands, laugh, eat, and make memories, 25,000 children around the world die of preventable causes. It's unfathomable — the pain their mothers endure and that this is happening in 2009. That's why I believe in zero. Join Caryl M. Stern, president and CEO of US Fund for UNICEF and mother of three in the movement to make that number zero. To find out how you can get involved, read more