Roberto De Zerbi apologised for Tottenham’s woeful 3-0 defeat at Brentford as he admitted his players did not fight hard enough in their miserable start to the Premier League season on Saturday.De Zerbi’s expensively assembled side capitulated in Tottenham’s joint-heaviest opening day loss in the Premier League era.Tottenham have splashed out over £200 million ($272 million) in a bid to improve a squad that narrowly avoided relegation to the Championship on the final day