Why Judge Leon ruling is trending

<p>Senior US District Judge Richard Leon has again ordered President Donald Trump to pause construction of his ballroom at the White House, rejecting the President’s claim it is needed for national security reasons, but said work on the underground bunker could continue. CNN's Katelyn Polantz explains what the Justice Department is doing to appeal the decision. Discover more videos, including live streams and exclusive storytelling, on our <a href="http://cnn.com/watch">Watch</a> page.</p>