There are preliminary reports identifying the shooter as 20-year-old father of one student.
2:37 p.m.: Gunman Ryan Lanza?s mother found among the dead at Sandy Hook Elementary School.
2:28 p.m. The gunman in the Newtown, Conn., school shooting has been identified as Ryan Lanza, 24, of New Jersey. A dead body has also been found in his parents? home, officials said. Lanza?s body was found in the school.
2:22 p.m.: Federal agents investigating whether slain Connecticut school gunman had a relationship with someone in the school, sources say.