Jose Mourinho identified Manchester United's key weakness a year ago but it is still a cause for concern for his former club.
The Tottenham boss prepares to face off against United in the first showdown of the season between the clubs on Sunday. Mourinho is yet to earn victory over United since taking the reins at Spurs, but there will be no surprises if his gameplan targets a specific frailty in his opponents.
Just over a year ago Mourinho was in the Sky Sports studio to watch United fall to a 2-0 defeat to West Ham at the London Stadium.
In the United side that day was their new signing Harry Maguire, who was brought to the club in a staggering £80million transfer despite Mourinho's persistent calls for a new central defender rejected
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