| CNN.com delivers up-to-the-minute news and information on the latest top stories, weather, entertainment, politics and more. | Violent mentally ill can buy guns | | The federal background check system for gun buyers didn't stop a mentally ill man from buying a gun. He is accused of using it to shoot his mother and leaving parts of her body in a freezer. Critics say laws must change. |
| NEWTOWN DAD: NO NEW LAWS | | Mark Mattioli teared up when he testified about the day his 6-year-old son was gunned down at Sandy Hook Elementary. But Mattioli also said there are enough gun laws. |
| A BIGGER ISSUE | | Handguns kill more people than any other type of firearm. Yet, federal efforts to stem gun violence are focused mainly on assault weapons and high-capacity magazines. |
| Tornadoes likely in Mississippi Valley | | A powerful weather front is pushing severe thunderstorms, damaging winds and unstable conditions favorable for concocting tornadoes eastward through the Mississippi Valley. |
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