
However, according to Matt Schroeder, senior analyst at the Federation of American Scientists, the system is incomplete. While it is impossible to verify that the video was shot in Gaza during the current conflict, the footage shows a man-portable air-defense system (MANPADS) used for targeting aircraft.

17, Hamas released a video that it said would "shock Israel" - footage of an insurgent firing a surface-to-air missile at what the Palestinian Islamist group claimed was an Israeli warplane. As soon as weapons crates cross international borders, arms-producing countries lose control over where they head next - a fact on full display during recent conflicts across the Middle East, and now in the Gaza Strip.

These reliable killing machines pass from dead soldiers to living insurgents, and from a country's armory to a militia's safe house thousands of miles away.

There's one big problem with small arms: They don't come with an expiration date.
