Gunned down with an AK47 as baying villagers cheer in delight, this is the shocking moment a burqa-clad woman was executed in Afghanistan for her part in a Taliban love triangle.The 22-year-old woman, said to have been married to a member of a hardline Taliban militant group, was shot dead after being accused of adultery with a Taliban commander.Horrific pictures show a crowd of bearded men gather to watch a rifle-wielding gunman shoot her in the head and back during the execution in Qimchok village, in Afghanistan's Parwan province.