EXECUTIVE SUMMARY
The White House press briefing room will see its first event under White House press secretary Katie Zacharia on Tuesday.
Trump's new press secretary faces first major test as White House briefing room enters new era
The White House is set to end a weekslong stretch without a permanent press secretary at the podium Tuesday when Katie Zacharia makes her briefing room debut, succeeding Karoline Leavitt after a shake-up in President Donald Trump's communications team.