Chelsea strengthened their position at the top of the Women's Super League table as they cruised to victory over West Ham at the Chigwell Construction Stadium. Catarina Macario, Erin Cuthbert, Aggie Beever-Jones and Sandy Baltimore all fired superb efforts past hapless West Ham goalkeeper Kinga Szemik before Amber Tysiak turned into her own net late on as the Blues recorded their joint-biggest away win since September.