You know that miniature Swiss army knife you were planning to take in your carry-on bag on your next trip? Forget about it.
In March, the Transportation Security Administration had announced a decision to allow passengers to once again carry small, folding blades up to 2.36 inches (6 centimeters) in length, such as small pocket knives and foil cutters for corkscrews, on board commercial airplanes.
Read more on my Forbes site, Seat 1A.