Marco Asensio grabbed a goal and forced four others as Spain put Croatia to the sword in their Nations League clash in Elche. Croatia suffered the biggest defeat in their history as Spain thrashed them 6-0 in Tuesday’s Nations League match at Estadio Manuel Martinez Valero. Marco Asensio scored once and set up four more in Luis Enrique’s second match in charge, as the World Cup finalists were run ragged in Elche. Saul Niguez headed Spain in front before Asensio fired in two spectacular strikes, although the second was credited as an own goal from Lovre Kalinic. Croatia, for whom…