Newcastle United have to dig deep to beat Southampton on Saturday. A controversial red card shown to Fabian Schar made Newcastle’s task all the more difficult against the Saints, who looked impressive in patches at St James’ Park. Still, Joelinton’s strike earned Eddie Howe’s side a crucial three points to get the Premier League season started with a victory. Where last year, Newcastle put Aston Villa to the sword, Howe’s side had to rely on their defensive skills in order to get this one over the line. Indeed, Howe was full of praise for Bruno Guimaraes after the game and was equally as keen …