James Haskell believes England still have some way to go despite showing considerable signs of improvement during their tour of South Africa.
Stuart Lancaster's revamped side maintained the progress they began in this year's RBS 6 Nations with three battling displays in their Test matches against the Springboks but still lost the series 2-0.
Haskell, who made an impressive international return in Saturday's battling 14-14 draw in Port Elizabeth, feels he knows the areas the team needs to work on.
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