There are tragedies in our lifetimes that shake our souls and break our hearts. Today, the nation experienced one of those tragedies.
Tonight, we receive a live update from Connecticut regarding the aftermath of the shooting.
Afterwards, Rep. Keith Ellison (D-MN) talks about the latest in a sad string of school shootings.
Then, more on the tragedy in Newtown, and a look at how this event could shape the future of gun control in America.
And in The Big Finish, Mark Glaze, Director of Mayors Against Illegal Guns, has more about what effect today's tragic shooting will have on the future of our country's gun laws.