Jamie Carragher has slammed one Newcastle United player for making a key error in last night’s 3-2 defeat to Chelsea. Newcastle got off to a terrible start against the Blues as they conceded an early goal in very odd circumstances with a number of errors setting the tone for the rest of the game. Speaking on Sky Sports’ Monday Night Football, Carragher was not impressed with Martin Dubravka for his efforts in Newcastle’s net and singled him out for making a huge mistake against Chelsea. Carragher shocked at Newcastle man’s performanceNewcastle’s defence has been the polar opposite to how they …