You can swap in a new box cutter blade if the edge is worn out, or you can sharpen your dull utility knife to give it more life. This is a sensible option if you don't have blades on hand. A ...

The head of the Transportation Security Administration said Tuesday that air passengers will now be allowed to carry folding knives with blades that are 2.36 inches or less.

Box cutters will still be banned under the new rules. “When you’re drawing a blade against someone’s neck, they’re quite lethal,” Burlingame said. “This is bad news.” ...

Box cutters will still be banned under the new rules. “When you’re drawing a blade against someone’s neck, they’re quite lethal,” Burlingame said. “This is bad news.” ...

The head of the Transportation Security Administration said Tuesday that air passengers will now be allowed to carry folding knives with blades that are 2.36 inches or less.

Box cutters will still be banned under the new rules. “When you’re drawing a blade against someone’s neck, they’re quite lethal,” Burlingame said. “This is bad news.” ...

The transcript of the 2003 interrogation was part of the 9/11 Commission Report. Burlingame suspects the TSA decided to allow folding knives because they are hard to spot.