Tony Pulis has been sacked as West Brom head coach with the club a point above the Premier League relegation zone and without a win in 10 top-flight games.
Manchester City opened a yawning eight-point gap at the top of the Premier League as they continued their irresistible form with a 3-1 home victory over Arsenal before closest pursuers Manchester United lost 1-0 at Chelsea on Sunday.
Pedro Obiang's heavily deflected goal was the moment of luck West Ham needed to set them on the way to their first points of the Premier League season as Huddersfield suffered their first defeat.
Premier League clubs have voted to close next summer's transfer window before the season starts. Managers have complained that the ability for players to move when the season is under way causes disruption to their squads and preparations.
Arsenal have rejected a £50m bid from Premier League rivals Manchester City for forward Alexis Sanchez. The 28-year-old, who scored 24 Premier League goals last season, is out of contract next summer and wants to play for City manager Pep Guardiola.
Chelsea's lead at the top of the Premier League was cut to seven points after they suffered a shock home defeat by Crystal Palace and Tottenham beat Burnley.