Kristi Noem told a congressional panel that 81% of travelers already have IDs that comply with the REAL ID requirements.

The Department of Homeland Security announced Wednesday the implementation of its REAL ID enforcement measures at Transportation Security Administration checkpoints nationwide. "REAL ID helps ensure that travelers are who they say they are and prevents fraud by criminals,

Secretary of Homeland Security Kristi Noem said that the Transportation Security Administration may divert those who are not Real ID-compliant to a different security line for “an extra step.”