David Warner hits 89 to help Australia to eight-wicket T20 win over West Indies

Group 1: Australia, 161-2, bt West Indies, 157-7, by eight wicketsWest Indies’ Chris Gayle sparks speculation he will retireDavid Warner struck a 56-ball 89 after fast bowler Josh Hazlewood’s four-wicket blitz to help Australia beat the West Indies by eight wickets in Abu Dhabi and put themselves in a commanding position to make the Twenty20 World Cup semi-finals.Australia have eight points from five matches, level on points with an in-form England who play South Africa later in Shar