UPDATE: President Obama has finished speaking. See video of his remarks here.
The Associated Press reports that 27 people, including 18 children, were killed on Friday morning in a school shooting at Sandy Hook Elementary in Newtown, Connecticut. The suspect, who was found dead at the scene, has been identified by CNN as 24-year-old Ryan Lanza. President Obama will address the shooting from the White House at 3:15 p.m. Watch live: