Gail Slater, the head of the Trump administration's antitrust division in the Justice Department, announced that she is stepping down on Thursday.

Trump appointed Slater to head the Justice Department's antitrust unit, which enforces laws against illegal monopolies and anticompetitive business behavior.

Gail Slater, the head of the Trump administration's antitrust division in the Justice Department, announced that she is stepping down on Thursday.

The departure of Gail Slater has raised questions about the White House's approach to policing big mergers and monopolies.