When If you have clear minf mind and well rehersed movments, you can be stronger, say [http://www.haaretz.co.il/news/science/1.1804368 article in Haaretz].
Workers conflict getting out of hand in south africa. Protesters runing into police position whith knifes, are guned down ([http://www.youtube.com/watch?v=QORamEpEDLI youtube]). Aug-2012.