By Sam Holden Feb 1 (Reuters) - Manager Alan Pardew has warned Newcastle United may have to change their style of play following the sale of Yohan Cabaye after a crushing 3-0 Premier League defeat at home to local rivals Sunderland on Saturday. France international Cabaye joined Paris St Germain on Wednesday and Pardew believes Newcastle will have to find another way to win without their key midfield player. A Fabio Borini penalty and strikes from in-form Adam Johnson and Jack Colback secured a comfortable win for Sunderland and ensured Newcastle's poor run extended to one win in seven. More...