Parents pick-up children

Parents pick-up children outside Sandy Hook Elementary School after a shooting in Newtown, Connecticut. At least 27 people, including children, were killed on Friday when at least one shooter opened fire at the elementary school. (Michelle McLoughlin/Reuters photo)

Parents pick-up children outside Sandy Hook Elementary School after a shooting in Newtown, Connecticut. At least 27 people, including children, were killed on Friday when at least one shooter opened fire at the elementary school. (Michelle McLoughlin/Reuters photo)