West Ham need the hunger to keep clean sheets, says Slaven Bilic

• Londoners head for Anfield after 5-1 thrashing by Arsenal
• Speculation has mounted over the commitment of the squadWest Ham United must develop a “clean sheet mentality” if they are to arrest the slide that has seen them slip to the edge of the relegation zone, according to Slaven Bilic. The Hammers face a challenging trip to Anfield on Sunday, the fourth in a run of big games. After taking a point from Manchester United, however, the Hammers were beaten by north London