Construction trucks head into Sandy Hook Elementary School in Newtown, Connecticut, the site where 20 young children and six adults were shot to death last<br/> <br />December. Now the building is coming down.<br/> <br />The town required workers handling the tear down to sign agreements banning them from discussing any aspect of the work.<br/> <br />Town officials hope the demolition will be complete by the one-year anniversary of the attack on December 14.<br/> <br />The massacre by 20-year-old gunman Adam Lanza, was one of the worst school shootings in U.S. history. The attack led to stricter gun laws in Connecticut and New York.<br/> <br />Now there are mixed feelings about the school coming down.<br/> <br />(SOUNDBITE) (English)RESIDENT SAYING:<br/> <br />"I think it's unnecessary to tear down the building. I think you put up a nice memorial, but to take a perfectly good building and tear it down... But I guess if my child was killed there, I'd have to think twice. Some of my friends, it was a tough day for them. T