Norwich City's chances of avoiding relegation seem increasingly dismal after a home defeat by Champions League-chasing Manchester United. Newcastle United dropped into the Premier League's bottom three as relegated Aston Villa ended a run of 11 defeats amid more fan protests. Substitute Matt Ritchie struck late to earn Bournemouth a share of the points after West Brom took an early lead at the Vitality Stadium. Crystal Palace secured their top-flight status by coming back from a goal down to beat Stoke City at Selhurst Park.