New Delhi, June 28 -- Cape Verde demonstrated that small can still be big in the unforgiving environment of elite sport. Scripting one of the great underdog stories in sporting history, the second smallest nation in the World Cup - a group of 10 islands in the Atlantic Ocean off the African coast with a population of more than 500,000 - qualified for the Round of 32, that too unbeaten. Cape Verde became the smallest nation to qualify for the World Cup's knockout rounds. In a group led by tournament favourites Spain and twice former winners Uruguay, the unfancied debutants held a listless Saudi Arabia to a goalless draw at the Houston Stadium in some take-off for the African side. Having grabbed global headlines by holding Spain to a goalles...