LONDON : Arsenal suffered a potentially mortal blow in their title quest as West Ham United condemned them to a first Premier League home defeat of the season on Saturday. Jarrod Bowen's header ensured a 1-0 victory for West Ham as Arsenal squandered the chance to cut Liverpool's lead to five points ahead of their Sunday clash at Manchester City. Aston Villa roared back from a goal down to beat Chelsea 2-1 at Villa Park, while Manchester United recovered from a dreadful first-half display at