NPR News Now covers President Trump's decision to hold rallies in Kansas and Iowa, France's massive security deployment for protests amid fears of violence, and the indictment of an ICE officer in Texas for hitting a worker with his car. The broadcast also reports that Congo's Ebola outbreak has killed over 5,000 people, highlights new FDA-approved blood tests for Alzheimer's disease, and details the $950,000 sale of the original 1768 Mason-Dixon line manuscript.