Wolf Blitzer delivers the most important breaking news and political, international, and national security stories of the day. Tune to The Situation Room weekdays 5-7pm ET on CNN.
As we near the one-year anniversary of the Sandy Hook shooting, are we any closer to keeping the public and our children in particular safe from gun violence? Mark Kelly - the gun control advocate and husband of Rep. Gabrielle Giffords - and Asa Hutchinson - former Congressman and NRA National School Shield program director - discuss gun control, background checks, and much more.
The House extended a gun law, but a loophole may make it legal for guns to be made from 3-D printers. Dana Bash reports.
Investigators say markings were found on Navy Yard shooter Aaron Alexis's gun, and there are new details about his health. CNN's Joe Johns reports.
Kim Beazley, the Australian ambassador to the U.S., says Australians don't think the death of Christopher Lane was motivated by racism; they simply mourn his passing and pray for his family.
After Tuesday's school shooting in Georgia where no one was killed or injured, Brian Todd looks into what measures schools have taken to protect students from shootings and how effective they have been.
Australian Broadcasting Corporation's Michael Vincent explains his country's reaction to the murder of Chris Lane.
News that broke in The Situation Room: Police say the man who opened fire inside an elementary school gained entry by following someone past the locked doors. CNN's David Mattingly reports live from the scene.
Brian Todd reports on a government audit that says the U.S. Park Police lost track of hundreds of their guns.
RELATED STORY: Hundreds of Park Police guns unaccounted for, report says