With the aid of D.C. School and U.S. Education Department staff, Education Sec. Betsy DeVos eluded screaming protesters blocking the door of a D.C. public school where she was scheduled to meet with education advocates on Friday. […] After the meeting, DeVos issued a defiant statement, saying she won’t let protesters keep her from doing her job of improving the U.S. educational system: “I will not be deterred in executing the vital mission of the Department of Education. No school door in America will be blocked from those seeking to help our nation’s school children.” …