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

I am resigning from the National Science Board and the Library of Congress Scholars Council. Even as the White House threatens the foundational tenets of constitutional democracy and continues to slash funding for essential social services,

Congress should have that power, not the president, some say, after Trump removed Library of Congress head Carla Hayden from her post.