Travelers who don’t yet have a new federally approved identification card should expect delays at the nation’s airports but will still be able to board domestic flights, Homeland Security Secretary Kristi Noem said.

Kristi Noem, the secretary of homeland security, said that travelers without a federally recognized document would face additional screening on Wednesday but would not be barred from flights.

Secretary Kristi Noem testified before the House Appropriations Homeland Security Subcommittee hearing on oversight of the Department of Homeland Security.