Mauricio Pochettino's side are currently the tightest defence in the Premier League this season but the Argentine is keen to add another centre-half
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Head coach Stefano Pioli has told the 28-year-old he can leave the San Siro during the current transfer window following ex-Inter boss Roberto Mancini blocking a move in the summer.
West Ham hold a strong interest in Ranocchia as Slaven Bilic continues to reshape his squad ahead of the second half of the season, though Spurs are thought to have stolen a march in the chase for his services.