Mark Noble scored the second -- before being harshly sent off .
Diafra Sakho scored a third in stoppage time to complete a second straight away win for West Ham , following their 2 - 0 triumph at Arsenal .
Mark Noble scored the second -- before being harshly sent off and Diafra Sakho scored a third in stoppage time to complete a second straight away win for West Ham , following their 2 - 0 triumph at Arsenal .