White House reveals how officials handle Trump's late-night work habits

White House Chief of Staff Susie Wiles has revealed how officials handle US President Donald Trump's late-night work habits. Wiles said an informal system has been developed to ensure staff can manage the demanding workload while still getting rest. "I go to sleep early, and Dan Scavino...is a night owl...I get the early calls...Dan gets the late calls," she added.