Lawmakers are raising separation-of-powers concerns as the White House seeks to install a Justice Department official at the legislative-branch institution.

Carla Hayden, the first African American and woman to lead the Library of Congress, was dismissed without explanation.

WASHINGTON (AP) — The Trump administration has fired the nation’s top copyright official, Shira Perlmutter, days after abruptly terminating the head of the Library of Congress, which oversees the U.S. Copyright Office.