Newcastle United legend Alan Shearer believes there is no need to panic after the Magpies’ agonising defeat to Manchester City on Saturday. A stoppage time winner from Oscar Bobb ensured that Manchester City stole all three points, after Newcastle had worked so hard to defend their lead. It was an exhilarating game at St James’ Park, and one that Newcastle were actually winning for a long time. After Man City had taken the lead through Bernardo Silva, a quickfire double turned the game on its head. Alexander Isak and Anthony Gordon scored within minutes of each other to put Newcastle in front,…