Update 4:20 P.M.
D.C. police say a Holocaust Museum guard, Stephen Tyrone Johns, and the alleged shooter, James von Brunn, were rushed to George Washington University Hospital.
Police have now confirmed that Johns has died.
The suspect allegedly told police he not like black people, and traveled to New York with the purpose of killing a black person
One of two students charged with raping a 14-year-old girl in a Maryland high school bathroom reportedly entered the country illegally