The details continue to come in on the horrific school shooting in Connecticut.

27 people, mostly children between the ages of 5 and 10 years old, were gunned down and killed this morning.

A gunman identified as 20 year old Adam Lanza walked into a Newtown, Connecticut elementary school where his mom worked as a teacher and killed dozens.   Authorities say 20 children were killed and six adults,  including Lanza's mother.

Lanza's father, who lived in New Jersey was killed at his home.

Police are interviewing Lanza's 24 year old brother Ryan.

Three people remain hospitalized from the shooting, but it's believed their injuries are not life threatening.

This is the second worst mass shooting in u.s. history, exceeded only by the virginia tech shooting in 2007 when 32 were killed.

We will have more information as it becomes available.