If a stranger attacks you inside your own home, the law has always permitted you to defend yourself. On the other hand, if an altercation breaks out in public, the law requires you to try to retreat. At least, that's what it used to do.
Many signs are in the Cyrillic alphabet. The men and women sitting in the cafes are speaking Russian. The shops sell vodka, black bread, pickled herring and Russian-brewed Baltika beer. You have to pinch yourself to remember where you are.
This scene, with all its echoes of the former Soviet Union, is not in St. Petersburg or Vladivostok, or anywhere else in that vast sweep of bleak northern lands. It is in Ashdod, Israel, a palm-lined, pastel-colored port city that sprawls along the mild shores of the Mediterranean.
In a mile-long building on the edge of Fort Worth, Texas, an assembly line is taking shape to build the F-35 Joint Strike Fighter. Lockheed Martin, which got the contract to build the jet back in 2001, is slowly cranking up production. It's hard to keep a plane current, when it takes so many years to develop.
But Lockheed's Kevin McCormack says the F-35 is designed to change as technology evolves.
Gangsters have been part of life in Karachi, Pakistan's largest city, for decades. And nowhere is their rule more notorious than in the slums of Lyari, a dusty warren of low-slung tenement houses in the south central part of Karachi.