Sandy Hook Elementary School students were sent home for the day after a bomb threat forced the evacuation of the school Friday, the sixth anniversary of the massacre that killed 20 first-graders and six educators at the Newtown, Connecticut, school. Read more: 4.nbcny.com/LznltfH NBC 4 New York on Twitter: 4.nbcny.com/kAuuwUN NBC 4 New York on Facebook: 4.nbcny.com/mbeh714 NBC 4 New York on Instagram: 4.nbcny.com/g5YlkcI NBC 4 New York on Youtube: 4.nbcny.com/iTUpy5e #SandyHook #Newtown #News #BombThreat