Local police have announced that 27 total people were killed, 20 of them children, in a school shooting in Newtown, Connecticut, on Friday. The shooter is being reported as Adam Lanza, 20. His mother, Nancy, was a kindergarten teacher was reportedly killed at her home before her son went to Sandy Hook Elementary and opened fire on two classrooms of students. The school's principal and psychologist are among the dead. Police say the guns he used are thought to have been registered in Lanza's mother's name. Governor Daniel Malloy called it a "tragedy of unspeakable terms," and President Obama held a tearful press conference, extending his condolences and ordering flags to fly at half mast.