Peraltalajara told authorities that he used the box cutters for work at a Secaucus manufacturing plant and simply forgot that they were in his luggage. He was not charged with any crime.[news.com.au]

To get a sense of how hard it would be to stay focused on screening for 8 minutes, much less 8 hours, try thinking about nothing but driving the next time you get in a car to drive. Before you turn the key your mind will have drifted to some other subject. That said, I bet if the same guy was trying to sneak the box-cutters through, the screener would have noticed them. This is because the passenger's vibe would have focused the screener's attention.