Spanish economic riddle for election victor to solve

Spanish voters go to the polls on Sunday hoping that either the Socialists, led by prime minister José Luis Rodríguez Zapatero, or Mariano Rajoy, the opposition Popular Party leader, can rescue them from a sharp economic downturn caused by the end of a construction boom and the evaporation of cheap credit. In this report Leslie Crawford, Spain bureau chief, hears the solutions being proposed by analysts and politicians and travels to Cádiz in the south of Spain, where one company is proving that Spain can survive and thrive in a globalised economy.