Mauricio Pochettino reiterated his "love" for Marcelo Bielsa but admitted his fellow Argentine is wrong in the ongoing 'Spygate' controversy.
Tottenham boss Pochettino has previously described Bielsa as a "second father" after the 63-year-old brought him through at Newell's Old Boys before managing him at Espanyol and with the Argentina national team.
Leeds United head coach Bielsa is currently being investigated by the Football Association and English Football League after sending a spy to observe Derby Country training ahead of the Rams' trip to Elland Road last Friday.
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Bielsa subsequently held an extraordinary news conference on Wednesday at which he said he had sent staff to spy on each of Leeds' opponents this season before attempting to play down its importance by showing journalists a presentation detailing the depth of the analysis he does on all rivals.