What do you do if the majority of the men in your country seem so self-absorbed, feckless or dependent on the bottle that there aren't enough to go round?Russian women believe that they have found the answer, with growing numbers flocking to "bitch schools" that purport to provide a competitive edge in a dwindling market of suitable bachelors, or provide those already in relationships with the skills to bring their men to heel. Twice a week, women stream into the Dubrovka theatre in Moscow. Four years ago, 129 people were killed there during a botched attempt to free an audience...