Trump speaks April 1 during a news conference at the White House as Adm. Karl Leo Schultz, commandant of the Coast Guard, national security adviser Robert O’Brien and Attorney General William Barr listen. More than any other modern-era attorney general, critics contend, Barr has enabled the president to use the Justice Department for his own purposes.

Alex Brandon / AP

Trump speaks April 1 during a news conference at the White House as Adm. Karl Leo Schultz, commandant of the Coast Guard, national security adviser Robert O’Brien and Attorney General William Barr listen. More than any other modern-era attorney general, critics contend, Barr has enabled the president to use the Justice Department for his own purposes.