Lance Armstrong should keep his mouth shut if he is serious about redemption | Richard Williams

Sport often welcomes back a bad boy turned good but some offences lie so far beyond the pale a return is almost impossible despite protestationsSteve Smith and David Warner were booed during Australia’s warm-up fixtures against West Indies and England in Southampton. The Aussies won both matches, and Smith got runs in both, so perhaps they won’t care about a phenomenon that seems likely to continue throughout the World Cup, even if they get to the final on 14 July.According to Smith,