London (AFP) – Australia head coach Justin Langer has called on fans to show Steve Smith and David Warner respect in the World Cup and not jeer them. The pair, who both recently completed bans for ball-tampering, were given a hostile reception by the crowd at the Ageas Bowl in Southampton during Australia’s World Cup warm-up victory over England. There were audible boos, jeers, and chants of “cheat”, but Langer has urged supporters not to repeat that behaviour during the tournament itself. “You (the media) talk about earning respect, and…