Twelve years after moving to the United States from Bangladesh, Didarul Islam sought to join the ranks of the nation's largest police department because he "got inspired" by the "blanket" of protection the NYPD provided to his community, according to an essay he wrote as part of his police academy application.

Players and coaches around the NFL reacted with shock and sadness Tuesday after a gunman killed four people at the New York office building housing the league's headquarters.