Since 2009, Deadly Knitshade and her covert group of dyed-in-the-wool knitting ninjas have been transforming the grey streets of London in a riot of woolly colour - one stitch at a time. No corner is safe from their yarnstorms - sublime crafty marriages of street art and knitting - which have baffl ed policemen, delighted tourists, and brought a touch ofmuch-needed homespun colour into the everyday lives of Londoners. Knit the City's handmade mischief...