Tinker Air Force Base employees have had growing concerns about the federal government laying off Oklahomans from the state's largest single-site employer.

Anyone with information about the investigation is asked to call the Caddo County Sheriff's Office at 405-247-6712.

President Donald Trump and President Volodymyr Zelenskyy are set to sign a joint investment fund at the White House Friday, focused on mining Ukraine's natural resources and rare minerals.

The Trump administration is implementing more changes to the federal workforce that will directly impact services that many rely on.