How Roberto Martinez's approach won the day against Sam Allardyce's West Ham on Saturday.
Sam Allardyce has urged West Ham United to minimise the number of 'slip-ups' following the 2-1 defeat at Wigan Athletic.
Sam Allardyce was critical of his West Ham side after they slumped to a 2-1 away defeat to Wigan at the DW Stadium.
Roberto Martinez feels this was the start of Wigan's season after seeing his side beat West Ham 2-1 at the DW Stadium.
Wigan won at home in the Premier League for the first time this season with a 2-1 victory over West Ham.
Wigan boss Roberto Martinez insists his side's points tally this season does not reflect their performances.
West Ham manager Sam Allardyce has warned his team their Premier League season is about to get much harder.
Halting an alarming dip in form will be foremost in Wigan's thoughts when they welcome West Ham to the DW Stadium.
Sam Allardyce is confident West Ham's win at QPR will give the side confidence ahead of this weekend.