Manchester City were forced to come from behind to earn a 2-2 draw against Sunderland at the Etihad Stadium, but the result put a dent in their title chances and left Gus Poyet's Black Cats six points from safety.
Liverpool manager Brendan Rodgers has called on his side to try and win the Premier League title "in the right way".
Chelsea goalkeeper Petr Cech has questioned whether Liverpool can handle the pressure of leading the title race.
Everton's hopes of securing UEFA Champions League football suffered a big blow with a surprise 3-2 home defeat by Crystal Palace, who reached 40 points for the season.
Tim Sherwood believes Tottenham could have challenged for the Premier League title this season had Gareth Bale still been in their side.