![TSA Demonstrates Biometrics And Identity Management Program](https://assets1.cbsnewsstatic.com/hub/i/r/2023/12/14/eae9a2e9-9a61-463d-9e18-1f0b2ff60ec3/thumbnail/640x360g4/02e387095814f500d123ff5ddc6baa4c/ap362320237544.jpg?v=57e8061b2038d609da26e467de5ddfb8#)
U.S. terrorist watchlist grows to 2 million people — nearly doubling in 6 years
"Those 2 million people who are on the list are on there for a reason," one national security official said. But those who believe they were wrongfully added struggle to clear their names.