By Jude Summerfield Tottenham Hotspur will be keen to overcome a severe mental hurdle when they visit Newcastle United on Sunday afternoon. While Spurs have grabbed four points from their first two games of the season against Leicester City and Everton, their first big test of the 2024/25 campaign comes at a venue where they have shipped a combined ten goals on their last two visits. Ange Postecoglou is yet to instil much defensive resolve in his team but they did keep a clean sheet in the 4-0 thumping of Everton and will be hoping to exploit some holes in their hosts’ defence this weekend. He…