Nat Lash — ProPublica

What ProPublica Found in the Genetic Code of America’s Measles Outbreaks

The U.S. eliminated measles a quarter century ago, but to keep its “measles-free” designation, officials will have to make a strong case that the virus isn’t continuously spreading within its borders. Our analysis shows how difficult that could be.

June 8, 2026, 6:00 am EDT

Trump’s Justice Department Dropped 23,000 Criminal Investigations in Shift to Immigration

March 31, 2026, 5:00 am EDT
Look Up Where Your Generic Prescription Drugs Were Made

December 18, 2025, 10:00 am EST
What the U.S. Government Is Dismissing That Could Seed a Bird Flu Pandemic

November 18, 2025, 5:00 am EST
How ProPublica Investigated a Bird Flu Outbreak in America’s Heartland

November 18, 2025, 4:55 am EST
ProPublica Releases New Private School Demographics Lookup

January 16, 2025, 12:45 pm EST
Private School Demographics

January 16, 2025, 12:40 pm EST
The Story of One Mississippi County Shows How Private Schools Are Exacerbating Segregation

December 19, 2024, 6:00 am EST
How a Network of Nonprofits Enriches Fundraisers While Spending Almost Nothing on Its Stated Causes

June 18, 2024, 6:10 am EDT
527 Explorer

June 18, 2024, 6:00 am EDT
Supreme Connections: Search Supreme Court Financial Disclosures

December 21, 2023, 5:00 am EST