PHOTO: 857 Empty Desks On National Mall Represent Number Of U.S. High School Drop-Outs Per Hour: A powerful installation on the National Mall today is meant to call attention to the nation’s current drop-out rate: the 857 desks represent the number of students who drop out of high school in the United States every single hour, according to the College Board’s calculations. The College Board set up the display as part [...]/p