By Henry Burt Graham Potter has admitted that his Chelsea side are in a ‘bad moment’ and need to use the World Cup break to regroup, following a 1-0 defeat away at Newcastle that saw the Blues fall to eighth in the Premier League table. After a bright start to life at Stamford Bridge, Potter’s side have struggled in recent games and are now without a win in five games, highlighting a seriously rocky patch of late. Chelsea’s performances have been disjointed and lacking in attacking punch, while Potter’s team selections have come under scrutiny. Speaking to Sky Sports after the game, Potter sai…