Why U.S. Flags Are at Half-Staff

Anybody out and about over the weekend may have noticed that flags across the country were flown at half-staff, even though there was no holiday or day of remembrance on the calendar. As it turns out, 

Earlier this month, United States President Donald Trump and the White House issued a proclamation declaring that all American flags should be flown at half-staff in honor of Pope Francis, following his death.

"As a mark of respect for the memory of His Holiness Pope Francis, by the...